19378398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{248441}}^1$

素因数の和:248459

約数の個数: 16

約数和(自身を含む): 41738256

約数和(自身を除く): 22359858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 248441, 496882, 745323, 1490646, 3229733, 6459466, 9689199, 19378398]

約数ペア:

[(1, 19378398), (2, 9689199), (3, 6459466), (6, 3229733), (13, 1490646), (26, 745323), (39, 496882), (78, 248441)]