19065189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 12384411

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2339, 2717, 7017, 8151, 25729, 30407, 44441, 77187, 91221, 133323, 334477, 488851, 577733, 1003431, 1466553, 1733199, 6355063, 19065189]

約数ペア:

[(1, 19065189), (3, 6355063), (11, 1733199), (13, 1466553), (19, 1003431), (33, 577733), (39, 488851), (57, 334477), (143, 133323), (209, 91221), (247, 77187), (429, 44441), (627, 30407), (741, 25729), (2339, 8151), (2717, 7017)]