19009413

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 28636920

約数和(自身を除く): 9627507

約数列:

[1, 3, 9, 29, 87, 173, 261, 421, 519, 1263, 1557, 3789, 5017, 12209, 15051, 36627, 45153, 72833, 109881, 218499, 655497, 2112157, 6336471, 19009413]

約数ペア:

[(1, 19009413), (3, 6336471), (9, 2112157), (29, 655497), (87, 218499), (173, 109881), (261, 72833), (421, 45153), (519, 36627), (1263, 15051), (1557, 12209), (3789, 5017)]