20723618305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1\times {\mathrm{2837}}^1$

素因数の和:5637

約数の個数: 32

約数和(自身を含む): 27454176288

約数和(自身を除く): 6730557983

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 2741, 2837, 13705, 14185, 35633, 36881, 112381, 116317, 178165, 184405, 561905, 581585, 1460953, 1512121, 7304765, 7560605, 7776217, 38881085, 101090821, 318824897, 505454105, 1594124485, 4144723661, 20723618305]

約数ペア:

[(1, 20723618305), (5, 4144723661), (13, 1594124485), (41, 505454105), (65, 318824897), (205, 101090821), (533, 38881085), (2665, 7776217), (2741, 7560605), (2837, 7304765), (13705, 1512121), (14185, 1460953), (35633, 581585), (36881, 561905), (112381, 184405), (116317, 178165)]