20748481

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 2233919

約数列:

[1, 13, 79, 89, 227, 1027, 1157, 2951, 7031, 17933, 20203, 91403, 233129, 262639, 1596037, 20748481]

約数ペア:

[(1, 20748481), (13, 1596037), (79, 262639), (89, 233129), (227, 91403), (1027, 20203), (1157, 17933), (2951, 7031)]