20147391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10711}}^1$

素因数の和:10747

約数の個数: 24

約数和(自身を含む): 33421440

約数和(自身を除く): 13274049

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 10711, 32133, 96399, 117821, 203509, 353463, 610527, 1060389, 1831581, 2238599, 6715797, 20147391]

約数ペア:

[(1, 20147391), (3, 6715797), (9, 2238599), (11, 1831581), (19, 1060389), (33, 610527), (57, 353463), (99, 203509), (171, 117821), (209, 96399), (627, 32133), (1881, 10711)]