20501816

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22679}}^1$

素因数の和:22798

約数の個数: 16

約数和(自身を含む): 38782800

約数和(自身を除く): 18280984

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22679, 45358, 90716, 181432, 2562727, 5125454, 10250908, 20501816]

約数ペア:

[(1, 20501816), (2, 10250908), (4, 5125454), (8, 2562727), (113, 181432), (226, 90716), (452, 45358), (904, 22679)]