18951543

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53993}}^1$

素因数の和:54015

約数の個数: 16

約数和(自身を含む): 30236640

約数和(自身を除く): 11285097

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53993, 161979, 485937, 701909, 1457811, 2105727, 6317181, 18951543]

約数ペア:

[(1, 18951543), (3, 6317181), (9, 2105727), (13, 1457811), (27, 701909), (39, 485937), (117, 161979), (351, 53993)]