20703208

素因数分解:

$2^3\times {\mathrm{811}}^1\times {\mathrm{3191}}^1$

素因数の和:4008

約数の個数: 16

約数和(自身を含む): 38878560

約数和(自身を除く): 18175352

約数列:

[1, 2, 4, 8, 811, 1622, 3191, 3244, 6382, 6488, 12764, 25528, 2587901, 5175802, 10351604, 20703208]

約数ペア:

[(1, 20703208), (2, 10351604), (4, 5175802), (8, 2587901), (811, 25528), (1622, 12764), (3191, 6488), (3244, 6382)]