19031211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 29315520

約数和(自身を除く): 10284309

約数列:

[1, 3, 9, 17, 51, 153, 173, 519, 719, 1557, 2157, 2941, 6471, 8823, 12223, 26469, 36669, 110007, 124387, 373161, 1119483, 2114579, 6343737, 19031211]

約数ペア:

[(1, 19031211), (3, 6343737), (9, 2114579), (17, 1119483), (51, 373161), (153, 124387), (173, 110007), (519, 36669), (719, 26469), (1557, 12223), (2157, 8823), (2941, 6471)]