20751886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1063}}^1$

素因数の和:1335

約数の個数: 16

約数和(自身を含む): 32022144

約数和(自身を除く): 11270258

約数列:

[1, 2, 43, 86, 227, 454, 1063, 2126, 9761, 19522, 45709, 91418, 241301, 482602, 10375943, 20751886]

約数ペア:

[(1, 20751886), (2, 10375943), (43, 482602), (86, 241301), (227, 91418), (454, 45709), (1063, 19522), (2126, 9761)]