18969423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5087}}^1$

素因数の和:5214

約数の個数: 16

約数和(自身を含む): 27841536

約数和(自身を除く): 8872113

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5087, 15261, 55957, 167871, 574831, 1724493, 6323141, 18969423]

約数ペア:

[(1, 18969423), (3, 6323141), (11, 1724493), (33, 574831), (113, 167871), (339, 55957), (1243, 15261), (3729, 5087)]