71921988

素因数分解:

$2^2\times 3^2\times {\mathrm{1997833}}^1$

素因数の和:1997843

約数の個数: 18

約数和(自身を含む): 181802894

約数和(自身を除く): 109880906

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1997833, 3995666, 5993499, 7991332, 11986998, 17980497, 23973996, 35960994, 71921988]

約数ペア:

[(1, 71921988), (2, 35960994), (3, 23973996), (4, 17980497), (6, 11986998), (9, 7991332), (12, 5993499), (18, 3995666), (36, 1997833)]