40436894

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:931

約数の個数: 16

約数和(自身を含む): 61412256

約数和(自身を除く): 20975362

約数列:

[1, 2, 151, 257, 302, 514, 521, 1042, 38807, 77614, 78671, 133897, 157342, 267794, 20218447, 40436894]

約数ペア:

[(1, 40436894), (2, 20218447), (151, 267794), (257, 157342), (302, 133897), (514, 78671), (521, 77614), (1042, 38807)]