39857812

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 71101800

約数和(自身を除く): 31243988

約数列:

[1, 2, 4, 109, 113, 218, 226, 436, 452, 809, 1618, 3236, 12317, 24634, 49268, 88181, 91417, 176362, 182834, 352724, 365668, 9964453, 19928906, 39857812]

約数ペア:

[(1, 39857812), (2, 19928906), (4, 9964453), (109, 365668), (113, 352724), (218, 182834), (226, 176362), (436, 91417), (452, 88181), (809, 49268), (1618, 24634), (3236, 12317)]