19399107

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71059}}^1$

素因数の和:71082

約数の個数: 16

約数和(自身を含む): 31834880

約数和(自身を除く): 12435773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 71059, 213177, 497413, 923767, 1492239, 2771301, 6466369, 19399107]

約数ペア:

[(1, 19399107), (3, 6466369), (7, 2771301), (13, 1492239), (21, 923767), (39, 497413), (91, 213177), (273, 71059)]