20218691210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49313881}}^1$

素因数の和:49313929

約数の個数: 16

約数和(自身を含む): 37281294792

約数和(自身を除く): 17062603582

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49313881, 98627762, 246569405, 493138810, 2021869121, 4043738242, 10109345605, 20218691210]

約数ペア:

[(1, 20218691210), (2, 10109345605), (5, 4043738242), (10, 2021869121), (41, 493138810), (82, 246569405), (205, 98627762), (410, 49313881)]