39902486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2221}}^1$

素因数の和:2927

約数の個数: 16

約数和(自身を含む): 64580208

約数和(自身を除く): 24677722

約数列:

[1, 2, 13, 26, 691, 1382, 2221, 4442, 8983, 17966, 28873, 57746, 1534711, 3069422, 19951243, 39902486]

約数ペア:

[(1, 39902486), (2, 19951243), (13, 3069422), (26, 1534711), (691, 57746), (1382, 28873), (2221, 17966), (4442, 8983)]