19380417

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11119}}^1$

素因数の和:11212

約数の個数: 16

約数和(自身を含む): 29890560

約数和(自身を除く): 10510143

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 11119, 33357, 77833, 233499, 922877, 2768631, 6460139, 19380417]

約数ペア:

[(1, 19380417), (3, 6460139), (7, 2768631), (21, 922877), (83, 233499), (249, 77833), (581, 33357), (1743, 11119)]