220019524

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{1721}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 398071296

約数和(自身を除く): 178051772

約数列:

[1, 2, 4, 31, 62, 124, 1031, 1721, 2062, 3442, 4124, 6884, 31961, 53351, 63922, 106702, 127844, 213404, 1774351, 3548702, 7097404, 55004881, 110009762, 220019524]

約数ペア:

[(1, 220019524), (2, 110009762), (4, 55004881), (31, 7097404), (62, 3548702), (124, 1774351), (1031, 213404), (1721, 127844), (2062, 106702), (3442, 63922), (4124, 53351), (6884, 31961)]