19814678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12917}}^1$

素因数の和:12991

約数の個数: 16

約数和(自身を含む): 32553360

約数和(自身を除く): 12738682

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12917, 25834, 167921, 335842, 762103, 1524206, 9907339, 19814678]

約数ペア:

[(1, 19814678), (2, 9907339), (13, 1524206), (26, 762103), (59, 335842), (118, 167921), (767, 25834), (1534, 12917)]