16620155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1277}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 21163680

約数和(自身を除く): 4543525

約数列:

[1, 5, 19, 95, 137, 685, 1277, 2603, 6385, 13015, 24263, 121315, 174949, 874745, 3324031, 16620155]

約数ペア:

[(1, 16620155), (5, 3324031), (19, 874745), (95, 174949), (137, 121315), (685, 24263), (1277, 13015), (2603, 6385)]