39911912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 77167200

約数和(自身を除く): 37255288

約数列:

[1, 2, 4, 8, 43, 86, 157, 172, 314, 344, 628, 739, 1256, 1478, 2956, 5912, 6751, 13502, 27004, 31777, 54008, 63554, 116023, 127108, 232046, 254216, 464092, 928184, 4988989, 9977978, 19955956, 39911912]

約数ペア:

[(1, 39911912), (2, 19955956), (4, 9977978), (8, 4988989), (43, 928184), (86, 464092), (157, 254216), (172, 232046), (314, 127108), (344, 116023), (628, 63554), (739, 54008), (1256, 31777), (1478, 27004), (2956, 13502), (5912, 6751)]