15997505

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2096

約数の個数: 16

約数和(自身を含む): 20184384

約数和(自身を除く): 4186879

約数列:

[1, 5, 37, 43, 185, 215, 1591, 2011, 7955, 10055, 74407, 86473, 372035, 432365, 3199501, 15997505]

約数ペア:

[(1, 15997505), (5, 3199501), (37, 432365), (43, 372035), (185, 86473), (215, 74407), (1591, 10055), (2011, 7955)]