1999788131

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{155251}}^1$

素因数の和:156433

約数の個数: 8

約数和(自身を含む): 2183464128

約数和(自身を除く): 183675997

約数列:

[1, 11, 1171, 12881, 155251, 1707761, 181798921, 1999788131]

約数ペア:

[(1, 1999788131), (11, 181798921), (1171, 1707761), (12881, 155251)]