201438564604

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139500391}}^1$

素因数の和:139500433

約数の個数: 18

約数和(自身を含む): 372047545464

約数和(自身を除く): 170608980860

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139500391, 279000782, 558001564, 2650507429, 5301014858, 10602029716, 50359641151, 100719282302, 201438564604]

約数ペア:

[(1, 201438564604), (2, 100719282302), (4, 50359641151), (19, 10602029716), (38, 5301014858), (76, 2650507429), (361, 558001564), (722, 279000782), (1444, 139500391)]