20198186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2081}}^1$

素因数の和:2317

約数の個数: 16

約数和(自身を含む): 31779648

約数和(自身を除く): 11581462

約数列:

[1, 2, 23, 46, 211, 422, 2081, 4162, 4853, 9706, 47863, 95726, 439091, 878182, 10099093, 20198186]

約数ペア:

[(1, 20198186), (2, 10099093), (23, 878182), (46, 439091), (211, 95726), (422, 47863), (2081, 9706), (4162, 4853)]