20179348

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6997}}^1$

素因数の和:7111

約数の個数: 24

約数和(自身を含む): 40756352

約数和(自身を除く): 20577004

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 6997, 13994, 27988, 48979, 97958, 195916, 720691, 1441382, 2882764, 5044837, 10089674, 20179348]

約数ペア:

[(1, 20179348), (2, 10089674), (4, 5044837), (7, 2882764), (14, 1441382), (28, 720691), (103, 195916), (206, 97958), (412, 48979), (721, 27988), (1442, 13994), (2884, 6997)]