18733025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 24105600

約数和(自身を除く): 5372575

約数列:

[1, 5, 25, 47, 107, 149, 235, 535, 745, 1175, 2675, 3725, 5029, 7003, 15943, 25145, 35015, 79715, 125725, 175075, 398575, 749321, 3746605, 18733025]

約数ペア:

[(1, 18733025), (5, 3746605), (25, 749321), (47, 398575), (107, 175075), (149, 125725), (235, 79715), (535, 35015), (745, 25145), (1175, 15943), (2675, 7003), (3725, 5029)]