19391294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12641}}^1$

素因数の和:12715

約数の個数: 16

約数和(自身を含む): 31857840

約数和(自身を除く): 12466546

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12641, 25282, 164333, 328666, 745819, 1491638, 9695647, 19391294]

約数ペア:

[(1, 19391294), (2, 9695647), (13, 1491638), (26, 745819), (59, 328666), (118, 164333), (767, 25282), (1534, 12641)]