20935198

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2287}}^1$

素因数の和:2511

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 12012002

約数列:

[1, 2, 23, 46, 199, 398, 2287, 4574, 4577, 9154, 52601, 105202, 455113, 910226, 10467599, 20935198]

約数ペア:

[(1, 20935198), (2, 10467599), (23, 910226), (46, 455113), (199, 105202), (398, 52601), (2287, 9154), (4574, 4577)]