20122172919

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{20511899}}^1$

素因数の和:20512014

約数の個数: 12

約数和(自身を含む): 29332017000

約数和(自身を除く): 9209844081

約数列:

[1, 3, 9, 109, 327, 981, 20511899, 61535697, 184607091, 2235796991, 6707390973, 20122172919]

約数ペア:

[(1, 20122172919), (3, 6707390973), (9, 2235796991), (109, 184607091), (327, 61535697), (981, 20511899)]