57991856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{278807}}^1$

素因数の和:278828

約数の個数: 20

約数和(自身を含む): 121002672

約数和(自身を除く): 63010816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 278807, 557614, 1115228, 2230456, 3624491, 4460912, 7248982, 14497964, 28995928, 57991856]

約数ペア:

[(1, 57991856), (2, 28995928), (4, 14497964), (8, 7248982), (13, 4460912), (16, 3624491), (26, 2230456), (52, 1115228), (104, 557614), (208, 278807)]