2021664515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{89119}}^1$

素因数の和:89486

約数の個数: 16

約数和(自身を含む): 2620128000

約数和(自身を除く): 598463485

約数列:

[1, 5, 13, 65, 349, 1745, 4537, 22685, 89119, 445595, 1158547, 5792735, 31102531, 155512655, 404332903, 2021664515]

約数ペア:

[(1, 2021664515), (5, 404332903), (13, 155512655), (65, 31102531), (349, 5792735), (1745, 1158547), (4537, 445595), (22685, 89119)]