18836470419

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1553011}}^1$

素因数の和:1553338

約数の個数: 16

約数和(自身を含む): 27134225664

約数和(自身を除く): 8297755245

約数列:

[1, 3, 13, 39, 311, 933, 4043, 12129, 1553011, 4659033, 20189143, 60567429, 482986421, 1448959263, 6278823473, 18836470419]

約数ペア:

[(1, 18836470419), (3, 6278823473), (13, 1448959263), (39, 482986421), (311, 60567429), (933, 20189143), (4043, 4659033), (12129, 1553011)]