19986834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{475877}}^1$

素因数の和:475889

約数の個数: 16

約数和(自身を含む): 45684288

約数和(自身を除く): 25697454

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 475877, 951754, 1427631, 2855262, 3331139, 6662278, 9993417, 19986834]

約数ペア:

[(1, 19986834), (2, 9993417), (3, 6662278), (6, 3331139), (7, 2855262), (14, 1427631), (21, 951754), (42, 475877)]