20287307

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 2574133

約数列:

[1, 17, 19, 107, 323, 587, 1819, 2033, 9979, 11153, 34561, 62809, 189601, 1067753, 1193371, 20287307]

約数ペア:

[(1, 20287307), (17, 1193371), (19, 1067753), (107, 189601), (323, 62809), (587, 34561), (1819, 11153), (2033, 9979)]