18781113

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1777}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 27082496

約数和(自身を除く): 8301383

約数列:

[1, 3, 13, 39, 271, 813, 1777, 3523, 5331, 10569, 23101, 69303, 481567, 1444701, 6260371, 18781113]

約数ペア:

[(1, 18781113), (3, 6260371), (13, 1444701), (39, 481567), (271, 69303), (813, 23101), (1777, 10569), (3523, 5331)]