20459703

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21379}}^1$

素因数の和:21422

約数の個数: 16

約数和(自身を含む): 30787200

約数和(自身を除く): 10327497

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21379, 64137, 235169, 619991, 705507, 1859973, 6819901, 20459703]

約数ペア:

[(1, 20459703), (3, 6819901), (11, 1859973), (29, 705507), (33, 619991), (87, 235169), (319, 64137), (957, 21379)]