220267648

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{55511}}^1$

素因数の和:55556

約数の個数: 32

約数和(自身を含む): 452977920

約数和(自身を除く): 232710272

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 55511, 111022, 222044, 444088, 888176, 1720841, 1776352, 3441682, 3552704, 6883364, 7105408, 13766728, 27533456, 55066912, 110133824, 220267648]

約数ペア:

[(1, 220267648), (2, 110133824), (4, 55066912), (8, 27533456), (16, 13766728), (31, 7105408), (32, 6883364), (62, 3552704), (64, 3441682), (124, 1776352), (128, 1720841), (248, 888176), (496, 444088), (992, 222044), (1984, 111022), (3968, 55511)]