19960845645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{142369}}^1$

素因数の和:143109

約数の個数: 32

約数和(自身を含む): 34442150400

約数和(自身を除く): 14481304755

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 719, 2157, 3595, 9347, 10785, 28041, 46735, 140205, 142369, 427107, 711845, 1850797, 2135535, 5552391, 9253985, 27761955, 102363311, 307089933, 511816555, 1330723043, 1535449665, 3992169129, 6653615215, 19960845645]

約数ペア:

[(1, 19960845645), (3, 6653615215), (5, 3992169129), (13, 1535449665), (15, 1330723043), (39, 511816555), (65, 307089933), (195, 102363311), (719, 27761955), (2157, 9253985), (3595, 5552391), (9347, 2135535), (10785, 1850797), (28041, 711845), (46735, 427107), (140205, 142369)]