20679191

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 23786784

約数和(自身を除く): 3107593

約数列:

[1, 13, 17, 137, 221, 683, 1781, 2329, 8879, 11611, 30277, 93571, 150943, 1216423, 1590707, 20679191]

約数ペア:

[(1, 20679191), (13, 1590707), (17, 1216423), (137, 150943), (221, 93571), (683, 30277), (1781, 11611), (2329, 8879)]