20710808

素因数分解:

$2^3\times {\mathrm{1553}}^1\times {\mathrm{1667}}^1$

素因数の和:3226

約数の個数: 16

約数和(自身を含む): 38881080

約数和(自身を除く): 18170272

約数列:

[1, 2, 4, 8, 1553, 1667, 3106, 3334, 6212, 6668, 12424, 13336, 2588851, 5177702, 10355404, 20710808]

約数ペア:

[(1, 20710808), (2, 10355404), (4, 5177702), (8, 2588851), (1553, 13336), (1667, 12424), (3106, 6668), (3334, 6212)]