20688007778

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1\times {\mathrm{149759}}^1$

素因数の和:150034

約数の個数: 24

約数和(自身を含む): 33102950400

約数和(自身を除く): 12414942622

約数列:

[1, 2, 17, 34, 239, 289, 478, 578, 4063, 8126, 69071, 138142, 149759, 299518, 2545903, 5091806, 35792401, 43280351, 71584802, 86560702, 608470817, 1216941634, 10344003889, 20688007778]

約数ペア:

[(1, 20688007778), (2, 10344003889), (17, 1216941634), (34, 608470817), (239, 86560702), (289, 71584802), (478, 43280351), (578, 35792401), (4063, 5091806), (8126, 2545903), (69071, 299518), (138142, 149759)]