20287182715

素因数分解:

$5^1\times {\mathrm{449}}^1\times {\mathrm{1171}}^1\times {\mathrm{7717}}^1$

素因数の和:9342

約数の個数: 16

約数和(自身を含む): 24422839200

約数和(自身を除く): 4135656485

約数列:

[1, 5, 449, 1171, 2245, 5855, 7717, 38585, 525779, 2628895, 3464933, 9036607, 17324665, 45183035, 4057436543, 20287182715]

約数ペア:

[(1, 20287182715), (5, 4057436543), (449, 45183035), (1171, 17324665), (2245, 9036607), (5855, 3464933), (7717, 2628895), (38585, 525779)]