18274238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3671}}^1$

素因数の和:3823

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 10808002

約数列:

[1, 2, 19, 38, 131, 262, 2489, 3671, 4978, 7342, 69749, 139498, 480901, 961802, 9137119, 18274238]

約数ペア:

[(1, 18274238), (2, 9137119), (19, 961802), (38, 480901), (131, 139498), (262, 69749), (2489, 7342), (3671, 4978)]