220161262

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1\times {\mathrm{1997}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 333266400

約数和(自身を除く): 113105138

約数列:

[1, 2, 199, 277, 398, 554, 1997, 3994, 55123, 110246, 397403, 553169, 794806, 1106338, 110080631, 220161262]

約数ペア:

[(1, 220161262), (2, 110080631), (199, 1106338), (277, 794806), (398, 553169), (554, 397403), (1997, 110246), (3994, 55123)]