20553022

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77267}}^1$

素因数の和:77295

約数の個数: 16

約数和(自身を含む): 37088640

約数和(自身を除く): 16535618

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77267, 154534, 540869, 1081738, 1468073, 2936146, 10276511, 20553022]

約数ペア:

[(1, 20553022), (2, 10276511), (7, 2936146), (14, 1468073), (19, 1081738), (38, 540869), (133, 154534), (266, 77267)]