39921208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{121711}}^1$

素因数の和:121758

約数の個数: 16

約数和(自身を含む): 76678560

約数和(自身を除く): 36757352

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 121711, 243422, 486844, 973688, 4990151, 9980302, 19960604, 39921208]

約数ペア:

[(1, 39921208), (2, 19960604), (4, 9980302), (8, 4990151), (41, 973688), (82, 486844), (164, 243422), (328, 121711)]