20540943

素因数分解:

$3^2\times {\mathrm{631}}^1\times {\mathrm{3617}}^1$

素因数の和:4254

約数の個数: 12

約数和(自身を含む): 29725488

約数和(自身を除く): 9184545

約数列:

[1, 3, 9, 631, 1893, 3617, 5679, 10851, 32553, 2282327, 6846981, 20540943]

約数ペア:

[(1, 20540943), (3, 6846981), (9, 2282327), (631, 32553), (1893, 10851), (3617, 5679)]