20126492090

素因数分解:

$2^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2679959}}^1$

素因数の和:2680717

約数の個数: 16

約数和(自身を含む): 36275938560

約数和(自身を除く): 16149446470

約数列:

[1, 2, 5, 10, 751, 1502, 3755, 7510, 2679959, 5359918, 13399795, 26799590, 2012649209, 4025298418, 10063246045, 20126492090]

約数ペア:

[(1, 20126492090), (2, 10063246045), (5, 4025298418), (10, 2012649209), (751, 26799590), (1502, 13399795), (3755, 5359918), (7510, 2679959)]