19816260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{330271}}^1$

素因数の和:330283

約数の個数: 24

約数和(自身を含む): 55485696

約数和(自身を除く): 35669436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 330271, 660542, 990813, 1321084, 1651355, 1981626, 3302710, 3963252, 4954065, 6605420, 9908130, 19816260]

約数ペア:

[(1, 19816260), (2, 9908130), (3, 6605420), (4, 4954065), (5, 3963252), (6, 3302710), (10, 1981626), (12, 1651355), (15, 1321084), (20, 990813), (30, 660542), (60, 330271)]