19711485

素因数分解:

$3^3\times 5^1\times {\mathrm{146011}}^1$

素因数の和:146025

約数の個数: 16

約数和(自身を含む): 35042880

約数和(自身を除く): 15331395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146011, 438033, 730055, 1314099, 2190165, 3942297, 6570495, 19711485]

約数ペア:

[(1, 19711485), (3, 6570495), (5, 3942297), (9, 2190165), (15, 1314099), (27, 730055), (45, 438033), (135, 146011)]