12648838

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:783

約数の個数: 16

約数和(自身を含む): 19418400

約数和(自身を除く): 6769562

約数列:

[1, 2, 61, 122, 199, 398, 521, 1042, 12139, 24278, 31781, 63562, 103679, 207358, 6324419, 12648838]

約数ペア:

[(1, 12648838), (2, 6324419), (61, 207358), (122, 103679), (199, 63562), (398, 31781), (521, 24278), (1042, 12139)]