18724340

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2551}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 39443712

約数和(自身を除く): 20719372

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2551, 3670, 5102, 7340, 10204, 12755, 25510, 51020, 936217, 1872434, 3744868, 4681085, 9362170, 18724340]

約数ペア:

[(1, 18724340), (2, 9362170), (4, 4681085), (5, 3744868), (10, 1872434), (20, 936217), (367, 51020), (734, 25510), (1468, 12755), (1835, 10204), (2551, 7340), (3670, 5102)]