19316787

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{48413}}^1$

素因数の和:48442

約数の個数: 16

約数和(自身を含む): 30984960

約数和(自身を除く): 11668173

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 48413, 145239, 338891, 919847, 1016673, 2759541, 6438929, 19316787]

約数ペア:

[(1, 19316787), (3, 6438929), (7, 2759541), (19, 1016673), (21, 919847), (57, 338891), (133, 145239), (399, 48413)]