20942886

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{57221}}^1$

素因数の和:57287

約数の個数: 16

約数和(自身を含む): 42573168

約数和(自身を除く): 21630282

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 57221, 114442, 171663, 343326, 3490481, 6980962, 10471443, 20942886]

約数ペア:

[(1, 20942886), (2, 10471443), (3, 6980962), (6, 3490481), (61, 343326), (122, 171663), (183, 114442), (366, 57221)]