19047128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 37899360

約数和(自身を除く): 18852232

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 244, 488, 1403, 1697, 2806, 3394, 5612, 6788, 11224, 13576, 39031, 78062, 103517, 156124, 207034, 312248, 414068, 828136, 2380891, 4761782, 9523564, 19047128]

約数ペア:

[(1, 19047128), (2, 9523564), (4, 4761782), (8, 2380891), (23, 828136), (46, 414068), (61, 312248), (92, 207034), (122, 156124), (184, 103517), (244, 78062), (488, 39031), (1403, 13576), (1697, 11224), (2806, 6788), (3394, 5612)]