40191982

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:1043

約数の個数: 16

約数和(自身を含む): 61154352

約数和(自身を除く): 20962370

約数列:

[1, 2, 107, 214, 293, 586, 641, 1282, 31351, 62702, 68587, 137174, 187813, 375626, 20095991, 40191982]

約数ペア:

[(1, 40191982), (2, 20095991), (107, 375626), (214, 187813), (293, 137174), (586, 68587), (641, 62702), (1282, 31351)]