20622745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28843}}^1$

素因数の和:28872

約数の個数: 16

約数和(自身を含む): 29074752

約数和(自身を除く): 8452007

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28843, 144215, 317273, 374959, 1586365, 1874795, 4124549, 20622745]

約数ペア:

[(1, 20622745), (5, 4124549), (11, 1874795), (13, 1586365), (55, 374959), (65, 317273), (143, 144215), (715, 28843)]