20175574612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1931}}^1\times {\mathrm{137477}}^1$

素因数の和:139431

約数の個数: 24

約数和(自身を含む): 37185049440

約数和(自身を除く): 17009474828

約数列:

[1, 2, 4, 19, 38, 76, 1931, 3862, 7724, 36689, 73378, 137477, 146756, 274954, 549908, 2612063, 5224126, 10448252, 265468087, 530936174, 1061872348, 5043893653, 10087787306, 20175574612]

約数ペア:

[(1, 20175574612), (2, 10087787306), (4, 5043893653), (19, 1061872348), (38, 530936174), (76, 265468087), (1931, 10448252), (3862, 5224126), (7724, 2612063), (36689, 549908), (73378, 274954), (137477, 146756)]