19028367

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 29120000

約数和(自身を除く): 10091633

約数列:

[1, 3, 9, 19, 57, 171, 223, 499, 669, 1497, 2007, 4237, 4491, 9481, 12711, 28443, 38133, 85329, 111277, 333831, 1001493, 2114263, 6342789, 19028367]

約数ペア:

[(1, 19028367), (3, 6342789), (9, 2114263), (19, 1001493), (57, 333831), (171, 111277), (223, 85329), (499, 38133), (669, 28443), (1497, 12711), (2007, 9481), (4237, 4491)]