18652978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7727}}^1$

素因数の和:7817

約数の個数: 16

約数和(自身を含む): 30046464

約数和(自身を除く): 11393486

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 7727, 15454, 131359, 262718, 548617, 1097234, 9326489, 18652978]

約数ペア:

[(1, 18652978), (2, 9326489), (17, 1097234), (34, 548617), (71, 262718), (142, 131359), (1207, 15454), (2414, 7727)]