20524855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13729}}^1$

素因数の和:13770

約数の個数: 16

約数和(自身を含む): 27679680

約数和(自身を除く): 7154825

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 13729, 68645, 178477, 315767, 892385, 1578835, 4104971, 20524855]

約数ペア:

[(1, 20524855), (5, 4104971), (13, 1578835), (23, 892385), (65, 315767), (115, 178477), (299, 68645), (1495, 13729)]