20887942

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{254731}}^1$

素因数の和:254774

約数の個数: 8

約数和(自身を含む): 32096232

約数和(自身を除く): 11208290

約数列:

[1, 2, 41, 82, 254731, 509462, 10443971, 20887942]

約数ペア:

[(1, 20887942), (2, 10443971), (41, 509462), (82, 254731)]