19765432848

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1614

約数の個数: 240

約数和(自身を含む): 61810293888

約数和(自身を除く): 42044861040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 41, 42, 48, 56, 62, 82, 84, 93, 112, 123, 124, 164, 168, 186, 217, 246, 248, 287, 328, 336, 372, 434, 492, 496, 574, 651, 656, 744, 861, 868, 961, 984, 1148, 1271, 1302, 1488, 1493, 1722, 1736, 1922, 1968, 2296, 2542, 2604, 2883, 2986, 3444, 3472, 3813, 3844, 4479, 4592, 5084, 5208, 5766, 5972, 6727, 6888, 7626, 7688, 8897, 8958, 10168, 10416, 10451, 11532, 11944, 13454, 13776, 15252, 15376, 17794, 17916, 20181, 20336, 20902, 23064, 23888, 26691, 26908, 30504, 31353, 35588, 35832, 39401, 40362, 41804, 46128, 46283, 53382, 53816, 61008, 61213, 62706, 71176, 71664, 78802, 80724, 83608, 92566, 106764, 107632, 118203, 122426, 125412, 138849, 142352, 157604, 161448, 167216, 183639, 185132, 213528, 236406, 244852, 250824, 275807, 277698, 315208, 322896, 323981, 367278, 370264, 427056, 428491, 472812, 489704, 501648, 551614, 555396, 630416, 647962, 734556, 740528, 827421, 856982, 945624, 971943, 979408, 1103228, 1110792, 1285473, 1295924, 1434773, 1469112, 1654842, 1713964, 1891248, 1897603, 1943886, 2206456, 2221584, 2570946, 2591848, 2869546, 2938224, 3309684, 3427928, 3795206, 3887772, 4304319, 4412912, 5141892, 5183696, 5692809, 5739092, 6619368, 6855856, 7590412, 7775544, 8608638, 10043411, 10283784, 11385618, 11478184, 13238736, 13283221, 15180824, 15551088, 17217276, 20086822, 20567568, 22771236, 22956368, 26566442, 30130233, 30361648, 34434552, 39849663, 40173644, 45542472, 53132884, 58825693, 60260466, 68869104, 79699326, 80347288, 91084944, 106265768, 117651386, 120520932, 159398652, 160694576, 176477079, 212531536, 235302772, 241041864, 318797304, 352954158, 411779851, 470605544, 482083728, 637594608, 705908316, 823559702, 941211088, 1235339553, 1411816632, 1647119404, 2470679106, 2823633264, 3294238808, 4941358212, 6588477616, 9882716424, 19765432848]

約数ペア:

[(1, 19765432848), (2, 9882716424), (3, 6588477616), (4, 4941358212), (6, 3294238808), (7, 2823633264), (8, 2470679106), (12, 1647119404), (14, 1411816632), (16, 1235339553), (21, 941211088), (24, 823559702), (28, 705908316), (31, 637594608), (41, 482083728), (42, 470605544), (48, 411779851), (56, 352954158), (62, 318797304), (82, 241041864), (84, 235302772), (93, 212531536), (112, 176477079), (123, 160694576), (124, 159398652), (164, 120520932), (168, 117651386), (186, 106265768), (217, 91084944), (246, 80347288), (248, 79699326), (287, 68869104), (328, 60260466), (336, 58825693), (372, 53132884), (434, 45542472), (492, 40173644), (496, 39849663), (574, 34434552), (651, 30361648), (656, 30130233), (744, 26566442), (861, 22956368), (868, 22771236), (961, 20567568), (984, 20086822), (1148, 17217276), (1271, 15551088), (1302, 15180824), (1488, 13283221), (1493, 13238736), (1722, 11478184), (1736, 11385618), (1922, 10283784), (1968, 10043411), (2296, 8608638), (2542, 7775544), (2604, 7590412), (2883, 6855856), (2986, 6619368), (3444, 5739092), (3472, 5692809), (3813, 5183696), (3844, 5141892), (4479, 4412912), (4592, 4304319), (5084, 3887772), (5208, 3795206), (5766, 3427928), (5972, 3309684), (6727, 2938224), (6888, 2869546), (7626, 2591848), (7688, 2570946), (8897, 2221584), (8958, 2206456), (10168, 1943886), (10416, 1897603), (10451, 1891248), (11532, 1713964), (11944, 1654842), (13454, 1469112), (13776, 1434773), (15252, 1295924), (15376, 1285473), (17794, 1110792), (17916, 1103228), (20181, 979408), (20336, 971943), (20902, 945624), (23064, 856982), (23888, 827421), (26691, 740528), (26908, 734556), (30504, 647962), (31353, 630416), (35588, 555396), (35832, 551614), (39401, 501648), (40362, 489704), (41804, 472812), (46128, 428491), (46283, 427056), (53382, 370264), (53816, 367278), (61008, 323981), (61213, 322896), (62706, 315208), (71176, 277698), (71664, 275807), (78802, 250824), (80724, 244852), (83608, 236406), (92566, 213528), (106764, 185132), (107632, 183639), (118203, 167216), (122426, 161448), (125412, 157604), (138849, 142352)]