18600939

素因数分解:

$3^2\times 7^2\times {\mathrm{42179}}^1$

素因数の和:42199

約数の個数: 18

約数和(自身を含む): 31255380

約数和(自身を除く): 12654441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 42179, 126537, 295253, 379611, 885759, 2066771, 2657277, 6200313, 18600939]

約数ペア:

[(1, 18600939), (3, 6200313), (7, 2657277), (9, 2066771), (21, 885759), (49, 379611), (63, 295253), (147, 126537), (441, 42179)]