20381612799

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{10357}}^1\times {\mathrm{9239}}^1$

素因数の和:19670

約数の個数: 16

約数和(自身を含む): 27563880960

約数和(自身を除く): 7182268161

約数列:

[1, 3, 71, 213, 9239, 10357, 27717, 31071, 655969, 735347, 1967907, 2206041, 95688323, 287064969, 6793870933, 20381612799]

約数ペア:

[(1, 20381612799), (3, 6793870933), (71, 287064969), (213, 95688323), (9239, 2206041), (10357, 1967907), (27717, 735347), (31071, 655969)]