20176517815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{21269}}^1$

素因数の和:21483

約数の個数: 32

約数和(自身を含む): 25838455680

約数和(自身を除く): 5661937865

約数列:

[1, 5, 23, 73, 113, 115, 365, 565, 1679, 2599, 8249, 8395, 12995, 21269, 41245, 106345, 189727, 489187, 948635, 1552637, 2403397, 2445935, 7763185, 12016985, 35710651, 55278131, 175447981, 178553255, 276390655, 877239905, 4035303563, 20176517815]

約数ペア:

[(1, 20176517815), (5, 4035303563), (23, 877239905), (73, 276390655), (113, 178553255), (115, 175447981), (365, 55278131), (565, 35710651), (1679, 12016985), (2599, 7763185), (8249, 2445935), (8395, 2403397), (12995, 1552637), (21269, 948635), (41245, 489187), (106345, 189727)]