20639748

素因数分解:

$2^2\times 3^1\times {\mathrm{227}}^1\times {\mathrm{7577}}^1$

素因数の和:7811

約数の個数: 24

約数和(自身を含む): 48377952

約数和(自身を除く): 27738204

約数列:

[1, 2, 3, 4, 6, 12, 227, 454, 681, 908, 1362, 2724, 7577, 15154, 22731, 30308, 45462, 90924, 1719979, 3439958, 5159937, 6879916, 10319874, 20639748]

約数ペア:

[(1, 20639748), (2, 10319874), (3, 6879916), (4, 5159937), (6, 3439958), (12, 1719979), (227, 90924), (454, 45462), (681, 30308), (908, 22731), (1362, 15154), (2724, 7577)]