20149383723

素因数分解:

$3^1\times 7^1\times {\mathrm{3607}}^1\times {\mathrm{266009}}^1$

素因数の和:269626

約数の個数: 16

約数和(自身を含む): 30712450560

約数和(自身を除く): 10563066837

約数列:

[1, 3, 7, 21, 3607, 10821, 25249, 75747, 266009, 798027, 1862063, 5586189, 959494463, 2878483389, 6716461241, 20149383723]

約数ペア:

[(1, 20149383723), (3, 6716461241), (7, 2878483389), (21, 959494463), (3607, 5586189), (10821, 1862063), (25249, 798027), (75747, 266009)]