18703025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:3001

約数の個数: 24

約数和(自身を含む): 26409024

約数和(自身を除く): 7705999

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 2957, 6325, 14785, 32527, 68011, 73925, 162635, 340055, 748121, 813175, 1700275, 3740605, 18703025]

約数ペア:

[(1, 18703025), (5, 3740605), (11, 1700275), (23, 813175), (25, 748121), (55, 340055), (115, 162635), (253, 73925), (275, 68011), (575, 32527), (1265, 14785), (2957, 6325)]