20197574390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{288536777}}^1$

素因数の和:288536791

約数の個数: 16

約数和(自身を含む): 41549296032

約数和(自身を除く): 21351721642

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 288536777, 577073554, 1442683885, 2019757439, 2885367770, 4039514878, 10098787195, 20197574390]

約数ペア:

[(1, 20197574390), (2, 10098787195), (5, 4039514878), (7, 2885367770), (10, 2019757439), (14, 1442683885), (35, 577073554), (70, 288536777)]