19795347

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1745

約数の個数: 40

約数和(自身を含む): 34760880

約数和(自身を除く): 14965533

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 1709, 3861, 5127, 11583, 15381, 18799, 22217, 46143, 56397, 66651, 138429, 169191, 199953, 244387, 507573, 599859, 733161, 1522719, 1799577, 2199483, 6598449, 19795347]

約数ペア:

[(1, 19795347), (3, 6598449), (9, 2199483), (11, 1799577), (13, 1522719), (27, 733161), (33, 599859), (39, 507573), (81, 244387), (99, 199953), (117, 169191), (143, 138429), (297, 66651), (351, 56397), (429, 46143), (891, 22217), (1053, 18799), (1287, 15381), (1709, 11583), (3861, 5127)]