19069947

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 29811600

約数和(自身を除く): 10741653

約数列:

[1, 3, 9, 13, 39, 117, 389, 419, 1167, 1257, 3501, 3771, 5057, 5447, 15171, 16341, 45513, 49023, 162991, 488973, 1466919, 2118883, 6356649, 19069947]

約数ペア:

[(1, 19069947), (3, 6356649), (9, 2118883), (13, 1466919), (39, 488973), (117, 162991), (389, 49023), (419, 45513), (1167, 16341), (1257, 15171), (3501, 5447), (3771, 5057)]