20399684754

素因数分解:

$2^1\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{2601337}}^1$

素因数の和:2602649

約数の個数: 16

約数和(自身を含む): 40830601248

約数和(自身を除く): 20430916494

約数列:

[1, 2, 3, 6, 1307, 2614, 3921, 7842, 2601337, 5202674, 7804011, 15608022, 3399947459, 6799894918, 10199842377, 20399684754]

約数ペア:

[(1, 20399684754), (2, 10199842377), (3, 6799894918), (6, 3399947459), (1307, 15608022), (2614, 7804011), (3921, 5202674), (7842, 2601337)]