20271264

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 58988160

約数和(自身を除く): 38716896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 208, 222, 296, 312, 416, 439, 444, 481, 592, 624, 878, 888, 962, 1184, 1248, 1317, 1443, 1756, 1776, 1924, 2634, 2886, 3512, 3552, 3848, 5268, 5707, 5772, 7024, 7696, 10536, 11414, 11544, 14048, 15392, 16243, 17121, 21072, 22828, 23088, 32486, 34242, 42144, 45656, 46176, 48729, 64972, 68484, 91312, 97458, 129944, 136968, 182624, 194916, 211159, 259888, 273936, 389832, 422318, 519776, 547872, 633477, 779664, 844636, 1266954, 1559328, 1689272, 2533908, 3378544, 5067816, 6757088, 10135632, 20271264]

約数ペア:

[(1, 20271264), (2, 10135632), (3, 6757088), (4, 5067816), (6, 3378544), (8, 2533908), (12, 1689272), (13, 1559328), (16, 1266954), (24, 844636), (26, 779664), (32, 633477), (37, 547872), (39, 519776), (48, 422318), (52, 389832), (74, 273936), (78, 259888), (96, 211159), (104, 194916), (111, 182624), (148, 136968), (156, 129944), (208, 97458), (222, 91312), (296, 68484), (312, 64972), (416, 48729), (439, 46176), (444, 45656), (481, 42144), (592, 34242), (624, 32486), (878, 23088), (888, 22828), (962, 21072), (1184, 17121), (1248, 16243), (1317, 15392), (1443, 14048), (1756, 11544), (1776, 11414), (1924, 10536), (2634, 7696), (2886, 7024), (3512, 5772), (3552, 5707), (3848, 5268)]