20184222009

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56538437}}^1$

素因数の和:56538464

約数の個数: 16

約数和(自身を含む): 32566140288

約数和(自身を除く): 12381918279

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56538437, 169615311, 395769059, 961153429, 1187307177, 2883460287, 6728074003, 20184222009]

約数ペア:

[(1, 20184222009), (3, 6728074003), (7, 2883460287), (17, 1187307177), (21, 961153429), (51, 395769059), (119, 169615311), (357, 56538437)]