20427608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150203}}^1$

素因数の和:150226

約数の個数: 16

約数和(自身を含む): 40555080

約数和(自身を除く): 20127472

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150203, 300406, 600812, 1201624, 2553451, 5106902, 10213804, 20427608]

約数ペア:

[(1, 20427608), (2, 10213804), (4, 5106902), (8, 2553451), (17, 1201624), (34, 600812), (68, 300406), (136, 150203)]