20112755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7547}}^1$

素因数の和:7606

約数の個数: 16

約数和(自身を含む): 26629344

約数和(自身を除く): 6516589

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7547, 37735, 98111, 309427, 490555, 1547135, 4022551, 20112755]

約数ペア:

[(1, 20112755), (5, 4022551), (13, 1547135), (41, 490555), (65, 309427), (205, 98111), (533, 37735), (2665, 7547)]