31999106

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{1087}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 49351680

約数和(自身を除く): 17352574

約数列:

[1, 2, 41, 82, 359, 718, 1087, 2174, 14719, 29438, 44567, 89134, 390233, 780466, 15999553, 31999106]

約数ペア:

[(1, 31999106), (2, 15999553), (41, 780466), (82, 390233), (359, 89134), (718, 44567), (1087, 29438), (2174, 14719)]