17780272

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{10789}}^1$

素因数の和:10900

約数の個数: 20

約数和(自身を含む): 34786960

約数和(自身を除く): 17006688

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 10789, 21578, 43156, 86312, 172624, 1111267, 2222534, 4445068, 8890136, 17780272]

約数ペア:

[(1, 17780272), (2, 8890136), (4, 4445068), (8, 2222534), (16, 1111267), (103, 172624), (206, 86312), (412, 43156), (824, 21578), (1648, 10789)]