19003745

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 4462495

約数列:

[1, 5, 47, 193, 235, 419, 965, 2095, 9071, 19693, 45355, 80867, 98465, 404335, 3800749, 19003745]

約数ペア:

[(1, 19003745), (5, 3800749), (47, 404335), (193, 98465), (235, 80867), (419, 45355), (965, 19693), (2095, 9071)]