20186426891

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1\times {\mathrm{8081}}^1$

素因数の和:9494

約数の個数: 16

約数和(自身を含む): 21197857536

約数和(自身を除く): 1011430645

約数列:

[1, 31, 61, 1321, 1891, 8081, 40951, 80581, 250511, 492941, 2498011, 10675001, 15281171, 330925031, 651175061, 20186426891]

約数ペア:

[(1, 20186426891), (31, 651175061), (61, 330925031), (1321, 15281171), (1891, 10675001), (8081, 2498011), (40951, 492941), (80581, 250511)]