19662447

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40709}}^1$

素因数の和:40742

約数の個数: 16

約数和(自身を含む): 31265280

約数和(自身を除く): 11602833

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 40709, 122127, 284963, 854889, 936307, 2808921, 6554149, 19662447]

約数ペア:

[(1, 19662447), (3, 6554149), (7, 2808921), (21, 936307), (23, 854889), (69, 284963), (161, 122127), (483, 40709)]