20656996877

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{189439}}^1$

素因数の和:189904

約数の個数: 16

約数和(自身を含む): 23569367040

約数和(自身を除く): 2912370163

約数列:

[1, 11, 23, 253, 431, 4741, 9913, 109043, 189439, 2083829, 4357097, 47928067, 81648209, 898130299, 1877908807, 20656996877]

約数ペア:

[(1, 20656996877), (11, 1877908807), (23, 898130299), (253, 81648209), (431, 47928067), (4741, 4357097), (9913, 2083829), (109043, 189439)]