20020030

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18367}}^1$

素因数の和:18483

約数の個数: 16

約数和(自身を含む): 36368640

約数和(自身を除く): 16348610

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18367, 36734, 91835, 183670, 2002003, 4004006, 10010015, 20020030]

約数ペア:

[(1, 20020030), (2, 10010015), (5, 4004006), (10, 2002003), (109, 183670), (218, 91835), (545, 36734), (1090, 18367)]