920497698

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{128813}}^1$

素因数の和:129218

約数の個数: 24

約数和(自身を含む): 1999450908

約数和(自身を除く): 1078953210

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 128813, 257626, 386439, 772878, 1159317, 2318634, 51138761, 102277522, 153416283, 306832566, 460248849, 920497698]

約数ペア:

[(1, 920497698), (2, 460248849), (3, 306832566), (6, 153416283), (9, 102277522), (18, 51138761), (397, 2318634), (794, 1159317), (1191, 772878), (2382, 386439), (3573, 257626), (7146, 128813)]