16845712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{80989}}^1$

素因数の和:81010

約数の個数: 20

約数和(自身を含む): 35149660

約数和(自身を除く): 18303948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 80989, 161978, 323956, 647912, 1052857, 1295824, 2105714, 4211428, 8422856, 16845712]

約数ペア:

[(1, 16845712), (2, 8422856), (4, 4211428), (8, 2105714), (13, 1295824), (16, 1052857), (26, 647912), (52, 323956), (104, 161978), (208, 80989)]