20345104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97813}}^1$

素因数の和:97834

約数の個数: 20

約数和(自身を含む): 42451276

約数和(自身を除く): 22106172

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97813, 195626, 391252, 782504, 1271569, 1565008, 2543138, 5086276, 10172552, 20345104]

約数ペア:

[(1, 20345104), (2, 10172552), (4, 5086276), (8, 2543138), (13, 1565008), (16, 1271569), (26, 782504), (52, 391252), (104, 195626), (208, 97813)]