19148935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4397}}^1$

素因数の和:4482

約数の個数: 16

約数和(自身を含む): 25121376

約数和(自身を除く): 5972441

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 4397, 21985, 57161, 285805, 294599, 1472995, 3829787, 19148935]

約数ペア:

[(1, 19148935), (5, 3829787), (13, 1472995), (65, 294599), (67, 285805), (335, 57161), (871, 21985), (4355, 4397)]