19288971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8677}}^1$

素因数の和:8715

約数の個数: 24

約数和(自身を含む): 31587920

約数和(自身を除く): 12298949

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 8677, 26031, 78093, 112801, 164863, 338403, 494589, 1015209, 1483767, 2143219, 6429657, 19288971]

約数ペア:

[(1, 19288971), (3, 6429657), (9, 2143219), (13, 1483767), (19, 1015209), (39, 494589), (57, 338403), (117, 164863), (171, 112801), (247, 78093), (741, 26031), (2223, 8677)]