39400874

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{1279}}^1$

素因数の和:1565

約数の個数: 16

約数和(自身を含む): 60241920

約数和(自身を除く): 20841046

約数列:

[1, 2, 73, 146, 211, 422, 1279, 2558, 15403, 30806, 93367, 186734, 269869, 539738, 19700437, 39400874]

約数ペア:

[(1, 39400874), (2, 19700437), (73, 539738), (146, 269869), (211, 186734), (422, 93367), (1279, 30806), (2558, 15403)]