31291856

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47701}}^1$

素因数の和:47750

約数の個数: 20

約数和(自身を含む): 62108004

約数和(自身を除く): 30816148

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 47701, 95402, 190804, 381608, 763216, 1955741, 3911482, 7822964, 15645928, 31291856]

約数ペア:

[(1, 31291856), (2, 15645928), (4, 7822964), (8, 3911482), (16, 1955741), (41, 763216), (82, 381608), (164, 190804), (328, 95402), (656, 47701)]