20348726645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8461009}}^1$

素因数の和:8461064

約数の個数: 16

約数和(自身を含む): 27007543920

約数和(自身を除く): 6658817275

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 8461009, 42305045, 109993117, 313057333, 549965585, 1565286665, 4069745329, 20348726645]

約数ペア:

[(1, 20348726645), (5, 4069745329), (13, 1565286665), (37, 549965585), (65, 313057333), (185, 109993117), (481, 42305045), (2405, 8461009)]