40421978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{1061}}^1$

素因数の和:1549

約数の個数: 16

約数和(自身を含む): 62241696

約数和(自身を除く): 21819718

約数列:

[1, 2, 43, 86, 443, 886, 1061, 2122, 19049, 38098, 45623, 91246, 470023, 940046, 20210989, 40421978]

約数ペア:

[(1, 40421978), (2, 20210989), (43, 940046), (86, 470023), (443, 91246), (886, 45623), (1061, 38098), (2122, 19049)]