20180770178

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{677}}^1\times {\mathrm{1499}}^1$

素因数の和:2402

約数の個数: 32

約数和(自身を含む): 31022568000

約数和(自身を除く): 10841797822

約数列:

[1, 2, 61, 122, 163, 326, 677, 1354, 1499, 2998, 9943, 19886, 41297, 82594, 91439, 110351, 182878, 220702, 244337, 488674, 1014823, 2029646, 6731411, 13462822, 14904557, 29809114, 61904203, 123808406, 165416149, 330832298, 10090385089, 20180770178]

約数ペア:

[(1, 20180770178), (2, 10090385089), (61, 330832298), (122, 165416149), (163, 123808406), (326, 61904203), (677, 29809114), (1354, 14904557), (1499, 13462822), (2998, 6731411), (9943, 2029646), (19886, 1014823), (41297, 488674), (82594, 244337), (91439, 220702), (110351, 182878)]