18645310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26261}}^1$

素因数の和:26339

約数の個数: 16

約数和(自身を含む): 34035552

約数和(自身を除く): 15390242

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26261, 52522, 131305, 262610, 1864531, 3729062, 9322655, 18645310]

約数ペア:

[(1, 18645310), (2, 9322655), (5, 3729062), (10, 1864531), (71, 262610), (142, 131305), (355, 52522), (710, 26261)]