20217873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14011}}^1$

素因数の和:14064

約数の個数: 16

約数和(自身を含む): 29817536

約数和(自身を除く): 9599663

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14011, 42033, 182143, 518407, 546429, 1555221, 6739291, 20217873]

約数ペア:

[(1, 20217873), (3, 6739291), (13, 1555221), (37, 546429), (39, 518407), (111, 182143), (481, 42033), (1443, 14011)]