19869129

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2791}}^1$

素因数の和:2917

約数の個数: 24

約数和(自身を含む): 33101952

約数和(自身を除く): 13232823

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 2791, 7119, 8373, 19537, 25119, 58611, 175833, 315383, 946149, 2207681, 2838447, 6623043, 19869129]

約数ペア:

[(1, 19869129), (3, 6623043), (7, 2838447), (9, 2207681), (21, 946149), (63, 315383), (113, 175833), (339, 58611), (791, 25119), (1017, 19537), (2373, 8373), (2791, 7119)]