18888968510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26604181}}^1$

素因数の和:26604259

約数の個数: 16

約数和(自身を含む): 34479019872

約数和(自身を除く): 15590051362

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26604181, 53208362, 133020905, 266041810, 1888896851, 3777793702, 9444484255, 18888968510]

約数ペア:

[(1, 18888968510), (2, 9444484255), (5, 3777793702), (10, 1888896851), (71, 266041810), (142, 133020905), (355, 53208362), (710, 26604181)]