20650903

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1951

約数の個数: 24

約数和(自身を含む): 27406512

約数和(自身を除く): 6755609

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 1907, 10829, 13349, 24791, 32419, 93443, 173537, 226933, 421447, 1214759, 1588531, 2950129, 20650903]

約数ペア:

[(1, 20650903), (7, 2950129), (13, 1588531), (17, 1214759), (49, 421447), (91, 226933), (119, 173537), (221, 93443), (637, 32419), (833, 24791), (1547, 13349), (1907, 10829)]