19180203

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9043}}^1$

素因数の和:9154

約数の個数: 16

約数和(自身を含む): 29519616

約数和(自身を除く): 10339413

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9043, 27129, 63301, 189903, 913343, 2740029, 6393401, 19180203]

約数ペア:

[(1, 19180203), (3, 6393401), (7, 2740029), (21, 913343), (101, 189903), (303, 63301), (707, 27129), (2121, 9043)]