20551503455

素因数分解:

$5^1\times 7^1\times {\mathrm{2311}}^1\times {\mathrm{254083}}^1$

素因数の和:256406

約数の個数: 16

約数和(自身を含む): 28197225984

約数和(自身を除く): 7645722529

約数列:

[1, 5, 7, 35, 2311, 11555, 16177, 80885, 254083, 1270415, 1778581, 8892905, 587185813, 2935929065, 4110300691, 20551503455]

約数ペア:

[(1, 20551503455), (5, 4110300691), (7, 2935929065), (35, 587185813), (2311, 8892905), (11555, 1778581), (16177, 1270415), (80885, 254083)]