220227968

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{55501}}^1$

素因数の和:55546

約数の個数: 32

約数和(自身を含む): 452896320

約数和(自身を除く): 232668352

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 55501, 111002, 222004, 444008, 888016, 1720531, 1776032, 3441062, 3552064, 6882124, 7104128, 13764248, 27528496, 55056992, 110113984, 220227968]

約数ペア:

[(1, 220227968), (2, 110113984), (4, 55056992), (8, 27528496), (16, 13764248), (31, 7104128), (32, 6882124), (62, 3552064), (64, 3441062), (124, 1776032), (128, 1720531), (248, 888016), (496, 444008), (992, 222004), (1984, 111002), (3968, 55501)]