16197620

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1663}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 34105344

約数和(自身を除く): 17907724

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1663, 1948, 2435, 3326, 4870, 6652, 8315, 9740, 16630, 33260, 809881, 1619762, 3239524, 4049405, 8098810, 16197620]

約数ペア:

[(1, 16197620), (2, 8098810), (4, 4049405), (5, 3239524), (10, 1619762), (20, 809881), (487, 33260), (974, 16630), (1663, 9740), (1948, 8315), (2435, 6652), (3326, 4870)]