20597013

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1307}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 31831488

約数和(自身を除く): 11234475

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 927, 1307, 1751, 3921, 5253, 11763, 15759, 22219, 66657, 134621, 199971, 403863, 1211589, 2288557, 6865671, 20597013]

約数ペア:

[(1, 20597013), (3, 6865671), (9, 2288557), (17, 1211589), (51, 403863), (103, 199971), (153, 134621), (309, 66657), (927, 22219), (1307, 15759), (1751, 11763), (3921, 5253)]