18883428

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{11321}}^1$

素因数の和:11467

約数の個数: 24

約数和(自身を含む): 44382240

約数和(自身を除く): 25498812

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 11321, 22642, 33963, 45284, 67926, 135852, 1573619, 3147238, 4720857, 6294476, 9441714, 18883428]

約数ペア:

[(1, 18883428), (2, 9441714), (3, 6294476), (4, 4720857), (6, 3147238), (12, 1573619), (139, 135852), (278, 67926), (417, 45284), (556, 33963), (834, 22642), (1668, 11321)]