18714660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2381}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 52823232

約数和(自身を除く): 34108572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2381, 2620, 3930, 4762, 7143, 7860, 9524, 11905, 14286, 23810, 28572, 35715, 47620, 71430, 142860, 311911, 623822, 935733, 1247644, 1559555, 1871466, 3119110, 3742932, 4678665, 6238220, 9357330, 18714660]

約数ペア:

[(1, 18714660), (2, 9357330), (3, 6238220), (4, 4678665), (5, 3742932), (6, 3119110), (10, 1871466), (12, 1559555), (15, 1247644), (20, 935733), (30, 623822), (60, 311911), (131, 142860), (262, 71430), (393, 47620), (524, 35715), (655, 28572), (786, 23810), (1310, 14286), (1572, 11905), (1965, 9524), (2381, 7860), (2620, 7143), (3930, 4762)]