20512221770

素因数分解:

$2^1\times 5^1\times {\mathrm{14029}}^1\times {\mathrm{146213}}^1$

素因数の和:160249

約数の個数: 16

約数和(自身を含む): 36924883560

約数和(自身を除く): 16412661790

約数列:

[1, 2, 5, 10, 14029, 28058, 70145, 140290, 146213, 292426, 731065, 1462130, 2051222177, 4102444354, 10256110885, 20512221770]

約数ペア:

[(1, 20512221770), (2, 10256110885), (5, 4102444354), (10, 2051222177), (14029, 1462130), (28058, 731065), (70145, 292426), (140290, 146213)]