19815672429

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{45631}}^1$

素因数の和:45818

約数の個数: 48

約数和(自身を含む): 33542805504

約数和(自身を除く): 13727133075

約数列:

[1, 3, 7, 9, 21, 61, 63, 113, 183, 339, 427, 549, 791, 1017, 1281, 2373, 3843, 6893, 7119, 20679, 45631, 48251, 62037, 136893, 144753, 319417, 410679, 434259, 958251, 2783491, 2874753, 5156303, 8350473, 15468909, 19484437, 25051419, 36094121, 46406727, 58453311, 108282363, 175359933, 314534483, 324847089, 943603449, 2201741381, 2830810347, 6605224143, 19815672429]

約数ペア:

[(1, 19815672429), (3, 6605224143), (7, 2830810347), (9, 2201741381), (21, 943603449), (61, 324847089), (63, 314534483), (113, 175359933), (183, 108282363), (339, 58453311), (427, 46406727), (549, 36094121), (791, 25051419), (1017, 19484437), (1281, 15468909), (2373, 8350473), (3843, 5156303), (6893, 2874753), (7119, 2783491), (20679, 958251), (45631, 434259), (48251, 410679), (62037, 319417), (136893, 144753)]