16379620

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1609}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 34486200

約数和(自身を除く): 18106580

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 1609, 2036, 2545, 3218, 5090, 6436, 8045, 10180, 16090, 32180, 818981, 1637962, 3275924, 4094905, 8189810, 16379620]

約数ペア:

[(1, 16379620), (2, 8189810), (4, 4094905), (5, 3275924), (10, 1637962), (20, 818981), (509, 32180), (1018, 16090), (1609, 10180), (2036, 8045), (2545, 6436), (3218, 5090)]