19742615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2927}}^1$

素因数の和:3022

約数の個数: 16

約数和(自身を含む): 25297920

約数和(自身を除く): 5555305

約数列:

[1, 5, 19, 71, 95, 355, 1349, 2927, 6745, 14635, 55613, 207817, 278065, 1039085, 3948523, 19742615]

約数ペア:

[(1, 19742615), (5, 3948523), (19, 1039085), (71, 278065), (95, 207817), (355, 55613), (1349, 14635), (2927, 6745)]