20177168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114643}}^1$

素因数の和:114662

約数の個数: 20

約数和(自身を含む): 42647568

約数和(自身を除く): 22470400

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114643, 229286, 458572, 917144, 1261073, 1834288, 2522146, 5044292, 10088584, 20177168]

約数ペア:

[(1, 20177168), (2, 10088584), (4, 5044292), (8, 2522146), (11, 1834288), (16, 1261073), (22, 917144), (44, 458572), (88, 229286), (176, 114643)]