161896402012

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{987173183}}^1$

素因数の和:987173228

約数の個数: 12

約数和(自身を含む): 290228916096

約数和(自身を除く): 128332514084

約数列:

[1, 2, 4, 41, 82, 164, 987173183, 1974346366, 3948692732, 40474100503, 80948201006, 161896402012]

約数ペア:

[(1, 161896402012), (2, 80948201006), (4, 40474100503), (41, 3948692732), (82, 1974346366), (164, 987173183)]