20593265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 10614415

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 601, 623, 979, 3005, 3115, 4207, 4895, 6611, 6853, 21035, 33055, 34265, 46277, 53489, 231385, 267445, 374423, 588379, 1872115, 2941895, 4118653, 20593265]

約数ペア:

[(1, 20593265), (5, 4118653), (7, 2941895), (11, 1872115), (35, 588379), (55, 374423), (77, 267445), (89, 231385), (385, 53489), (445, 46277), (601, 34265), (623, 33055), (979, 21035), (3005, 6853), (3115, 6611), (4207, 4895)]