20199402027

素因数分解:

$3^3\times 7^1\times {\mathrm{106875143}}^1$

素因数の和:106875159

約数の個数: 16

約数和(自身を含む): 34200046080

約数和(自身を除く): 14000644053

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106875143, 320625429, 748126001, 961876287, 2244378003, 2885628861, 6733134009, 20199402027]

約数ペア:

[(1, 20199402027), (3, 6733134009), (7, 2885628861), (9, 2244378003), (21, 961876287), (27, 748126001), (63, 320625429), (189, 106875143)]