180996868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{17491}}^1$

素因数の和:17707

約数の個数: 24

約数和(自身を含む): 342843200

約数和(自身を除く): 161846332

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 5174, 10348, 17491, 34982, 69964, 227383, 454766, 909532, 3480709, 6961418, 13922836, 45249217, 90498434, 180996868]

約数ペア:

[(1, 180996868), (2, 90498434), (4, 45249217), (13, 13922836), (26, 6961418), (52, 3480709), (199, 909532), (398, 454766), (796, 227383), (2587, 69964), (5174, 34982), (10348, 17491)]