20671046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21851}}^1$

素因数の和:21907

約数の個数: 16

約数和(自身を含む): 34613568

約数和(自身を除く): 13942522

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21851, 43702, 240361, 480722, 939593, 1879186, 10335523, 20671046]

約数ペア:

[(1, 20671046), (2, 10335523), (11, 1879186), (22, 939593), (43, 480722), (86, 240361), (473, 43702), (946, 21851)]