20949543

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{13151}}^1$

素因数の和:13219

約数の個数: 16

約数和(自身を含む): 31564800

約数和(自身を除く): 10615257

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 13151, 39453, 118359, 355077, 775909, 2327727, 6983181, 20949543]

約数ペア:

[(1, 20949543), (3, 6983181), (9, 2327727), (27, 775909), (59, 355077), (177, 118359), (531, 39453), (1593, 13151)]