18020870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5987}}^1$

素因数の和:6044

約数の個数: 32

約数和(自身を含む): 37939968

約数和(自身を除く): 19919098

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 5987, 11974, 29935, 41909, 59870, 83818, 209545, 257441, 419090, 514882, 1287205, 1802087, 2574410, 3604174, 9010435, 18020870]

約数ペア:

[(1, 18020870), (2, 9010435), (5, 3604174), (7, 2574410), (10, 1802087), (14, 1287205), (35, 514882), (43, 419090), (70, 257441), (86, 209545), (215, 83818), (301, 59870), (430, 41909), (602, 29935), (1505, 11974), (3010, 5987)]