19812655

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1277}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 24844320

約数和(自身を除く): 5031665

約数列:

[1, 5, 29, 107, 145, 535, 1277, 3103, 6385, 15515, 37033, 136639, 185165, 683195, 3962531, 19812655]

約数ペア:

[(1, 19812655), (5, 3962531), (29, 683195), (107, 185165), (145, 136639), (535, 37033), (1277, 15515), (3103, 6385)]