19673189

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 21626880

約数和(自身を除く): 1953691

約数列:

[1, 19, 31, 127, 263, 589, 2413, 3937, 4997, 8153, 33401, 74803, 154907, 634619, 1035431, 19673189]

約数ペア:

[(1, 19673189), (19, 1035431), (31, 634619), (127, 154907), (263, 74803), (589, 33401), (2413, 8153), (3937, 4997)]