18938130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{631271}}^1$

素因数の和:631281

約数の個数: 16

約数和(自身を含む): 45451584

約数和(自身を除く): 26513454

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 631271, 1262542, 1893813, 3156355, 3787626, 6312710, 9469065, 18938130]

約数ペア:

[(1, 18938130), (2, 9469065), (3, 6312710), (5, 3787626), (6, 3156355), (10, 1893813), (15, 1262542), (30, 631271)]