20040637952

素因数分解:

$2^9\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 44087535360

約数和(自身を除く): 24046897408

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 257, 272, 289, 496, 512, 514, 527, 544, 578, 992, 1028, 1054, 1088, 1156, 1984, 2056, 2108, 2176, 2312, 3968, 4112, 4216, 4352, 4369, 4624, 4913, 7936, 7967, 8224, 8432, 8704, 8738, 8959, 9248, 9826, 15872, 15934, 16448, 16864, 17476, 17918, 18496, 19652, 31868, 32896, 33728, 34952, 35836, 36992, 39304, 63736, 65792, 67456, 69904, 71672, 73984, 74273, 78608, 127472, 131584, 134912, 135439, 139808, 143344, 147968, 148546, 152303, 157216, 254944, 269824, 270878, 279616, 286688, 297092, 304606, 314432, 509888, 541756, 559232, 573376, 594184, 609212, 628864, 1019776, 1083512, 1118464, 1146752, 1188368, 1218424, 1257728, 1262641, 2039552, 2167024, 2236928, 2293504, 2302463, 2376736, 2436848, 2515456, 2525282, 4079104, 4334048, 4587008, 4604926, 4753472, 4873696, 5050564, 8668096, 9209852, 9506944, 9747392, 10101128, 17336192, 18419704, 19013888, 19494784, 20202256, 34672384, 36839408, 38027776, 38989568, 39141871, 40404512, 69344768, 73678816, 77979136, 78283742, 80809024, 147357632, 156567484, 161618048, 294715264, 313134968, 323236096, 589430528, 626269936, 646472192, 1178861056, 1252539872, 2505079744, 5010159488, 10020318976, 20040637952]

約数ペア:

[(1, 20040637952), (2, 10020318976), (4, 5010159488), (8, 2505079744), (16, 1252539872), (17, 1178861056), (31, 646472192), (32, 626269936), (34, 589430528), (62, 323236096), (64, 313134968), (68, 294715264), (124, 161618048), (128, 156567484), (136, 147357632), (248, 80809024), (256, 78283742), (257, 77979136), (272, 73678816), (289, 69344768), (496, 40404512), (512, 39141871), (514, 38989568), (527, 38027776), (544, 36839408), (578, 34672384), (992, 20202256), (1028, 19494784), (1054, 19013888), (1088, 18419704), (1156, 17336192), (1984, 10101128), (2056, 9747392), (2108, 9506944), (2176, 9209852), (2312, 8668096), (3968, 5050564), (4112, 4873696), (4216, 4753472), (4352, 4604926), (4369, 4587008), (4624, 4334048), (4913, 4079104), (7936, 2525282), (7967, 2515456), (8224, 2436848), (8432, 2376736), (8704, 2302463), (8738, 2293504), (8959, 2236928), (9248, 2167024), (9826, 2039552), (15872, 1262641), (15934, 1257728), (16448, 1218424), (16864, 1188368), (17476, 1146752), (17918, 1118464), (18496, 1083512), (19652, 1019776), (31868, 628864), (32896, 609212), (33728, 594184), (34952, 573376), (35836, 559232), (36992, 541756), (39304, 509888), (63736, 314432), (65792, 304606), (67456, 297092), (69904, 286688), (71672, 279616), (73984, 270878), (74273, 269824), (78608, 254944), (127472, 157216), (131584, 152303), (134912, 148546), (135439, 147968), (139808, 143344)]