19193805

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13759}}^1$

素因数の和:13801

約数の個数: 24

約数和(自身を含む): 34344960

約数和(自身を除く): 15151155

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13759, 41277, 68795, 123831, 206385, 426529, 619155, 1279587, 2132645, 3838761, 6397935, 19193805]

約数ペア:

[(1, 19193805), (3, 6397935), (5, 3838761), (9, 2132645), (15, 1279587), (31, 619155), (45, 426529), (93, 206385), (155, 123831), (279, 68795), (465, 41277), (1395, 13759)]