20564304

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11579}}^1$

素因数の和:11627

約数の個数: 40

約数和(自身を含む): 54564960

約数和(自身を除く): 34000656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 11579, 23158, 34737, 46316, 69474, 92632, 138948, 185264, 277896, 428423, 555792, 856846, 1285269, 1713692, 2570538, 3427384, 5141076, 6854768, 10282152, 20564304]

約数ペア:

[(1, 20564304), (2, 10282152), (3, 6854768), (4, 5141076), (6, 3427384), (8, 2570538), (12, 1713692), (16, 1285269), (24, 856846), (37, 555792), (48, 428423), (74, 277896), (111, 185264), (148, 138948), (222, 92632), (296, 69474), (444, 46316), (592, 34737), (888, 23158), (1776, 11579)]