20430056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150221}}^1$

素因数の和:150244

約数の個数: 16

約数和(自身を含む): 40559940

約数和(自身を除く): 20129884

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150221, 300442, 600884, 1201768, 2553757, 5107514, 10215028, 20430056]

約数ペア:

[(1, 20430056), (2, 10215028), (4, 5107514), (8, 2553757), (17, 1201768), (34, 600884), (68, 300442), (136, 150221)]