25880738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21179}}^1$

素因数の和:21241

約数の個数: 16

約数和(自身を含む): 42698880

約数和(自身を除く): 16818142

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 21179, 42358, 275327, 550654, 995413, 1990826, 12940369, 25880738]

約数ペア:

[(1, 25880738), (2, 12940369), (13, 1990826), (26, 995413), (47, 550654), (94, 275327), (611, 42358), (1222, 21179)]