19433869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 24991232

約数和(自身を除く): 5557363

約数列:

[1, 7, 13, 31, 83, 91, 217, 403, 581, 1079, 2573, 2821, 6889, 7553, 18011, 33449, 48223, 89557, 213559, 234143, 626899, 1494913, 2776267, 19433869]

約数ペア:

[(1, 19433869), (7, 2776267), (13, 1494913), (31, 626899), (83, 234143), (91, 213559), (217, 89557), (403, 48223), (581, 33449), (1079, 18011), (2573, 7553), (2821, 6889)]