20178687112

素因数分解:

$2^3\times {\mathrm{1051}}^1\times {\mathrm{2399939}}^1$

素因数の和:2400996

約数の個数: 16

約数和(自身を含む): 37871053200

約数和(自身を除く): 17692366088

約数列:

[1, 2, 4, 8, 1051, 2102, 4204, 8408, 2399939, 4799878, 9599756, 19199512, 2522335889, 5044671778, 10089343556, 20178687112]

約数ペア:

[(1, 20178687112), (2, 10089343556), (4, 5044671778), (8, 2522335889), (1051, 19199512), (2102, 9599756), (4204, 4799878), (8408, 2399939)]