18880014

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{4909}}^1$

素因数の和:5555

約数の個数: 16

約数和(自身を含む): 37826640

約数和(自身を除く): 18946626

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 4909, 9818, 14727, 29454, 3146669, 6293338, 9440007, 18880014]

約数ペア:

[(1, 18880014), (2, 9440007), (3, 6293338), (6, 3146669), (641, 29454), (1282, 14727), (1923, 9818), (3846, 4909)]