18790730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{268439}}^1$

素因数の和:268453

約数の個数: 16

約数和(自身を含む): 38655360

約数和(自身を除く): 19864630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 268439, 536878, 1342195, 1879073, 2684390, 3758146, 9395365, 18790730]

約数ペア:

[(1, 18790730), (2, 9395365), (5, 3758146), (7, 2684390), (10, 1879073), (14, 1342195), (35, 536878), (70, 268439)]