19004886784

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4493}}^1$

素因数の和:4594

約数の個数: 144

約数和(自身を含む): 43209702144

約数和(自身を除く): 24204815360

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 41, 52, 62, 64, 82, 104, 124, 128, 164, 208, 248, 256, 328, 403, 416, 496, 533, 656, 806, 832, 992, 1066, 1271, 1312, 1612, 1664, 1984, 2132, 2542, 2624, 3224, 3328, 3968, 4264, 4493, 5084, 5248, 6448, 7936, 8528, 8986, 10168, 10496, 12896, 16523, 17056, 17972, 20336, 25792, 33046, 34112, 35944, 40672, 51584, 58409, 66092, 68224, 71888, 81344, 103168, 116818, 132184, 136448, 139283, 143776, 162688, 184213, 233636, 264368, 278566, 287552, 325376, 368426, 467272, 528736, 557132, 575104, 736852, 934544, 1057472, 1114264, 1150208, 1473704, 1810679, 1869088, 2114944, 2228528, 2394769, 2947408, 3621358, 3738176, 4229888, 4457056, 4789538, 5710603, 5894816, 7242716, 7476352, 8914112, 9579076, 11421206, 11789632, 14485432, 14952704, 17828224, 19158152, 22842412, 23579264, 28970864, 35656448, 38316304, 45684824, 47158528, 57941728, 74237839, 76632608, 91369648, 115883456, 148475678, 153265216, 182739296, 231766912, 296951356, 306530432, 365478592, 463533824, 593902712, 613060864, 730957184, 1187805424, 1461914368, 2375610848, 4751221696, 9502443392, 19004886784]

約数ペア:

[(1, 19004886784), (2, 9502443392), (4, 4751221696), (8, 2375610848), (13, 1461914368), (16, 1187805424), (26, 730957184), (31, 613060864), (32, 593902712), (41, 463533824), (52, 365478592), (62, 306530432), (64, 296951356), (82, 231766912), (104, 182739296), (124, 153265216), (128, 148475678), (164, 115883456), (208, 91369648), (248, 76632608), (256, 74237839), (328, 57941728), (403, 47158528), (416, 45684824), (496, 38316304), (533, 35656448), (656, 28970864), (806, 23579264), (832, 22842412), (992, 19158152), (1066, 17828224), (1271, 14952704), (1312, 14485432), (1612, 11789632), (1664, 11421206), (1984, 9579076), (2132, 8914112), (2542, 7476352), (2624, 7242716), (3224, 5894816), (3328, 5710603), (3968, 4789538), (4264, 4457056), (4493, 4229888), (5084, 3738176), (5248, 3621358), (6448, 2947408), (7936, 2394769), (8528, 2228528), (8986, 2114944), (10168, 1869088), (10496, 1810679), (12896, 1473704), (16523, 1150208), (17056, 1114264), (17972, 1057472), (20336, 934544), (25792, 736852), (33046, 575104), (34112, 557132), (35944, 528736), (40672, 467272), (51584, 368426), (58409, 325376), (66092, 287552), (68224, 278566), (71888, 264368), (81344, 233636), (103168, 184213), (116818, 162688), (132184, 143776), (136448, 139283)]