19637943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2609}}^1$

素因数の和:2818

約数の個数: 16

約数和(自身を含む): 28355040

約数和(自身を除く): 8717097

約数列:

[1, 3, 13, 39, 193, 579, 2509, 2609, 7527, 7827, 33917, 101751, 503537, 1510611, 6545981, 19637943]

約数ペア:

[(1, 19637943), (3, 6545981), (13, 1510611), (39, 503537), (193, 101751), (579, 33917), (2509, 7827), (2609, 7527)]