12638447512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 25780388400

約数和(自身を除く): 13141940888

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 193, 233, 344, 386, 466, 772, 817, 932, 1544, 1634, 1849, 1864, 3268, 3667, 3698, 4427, 6536, 7334, 7396, 8299, 8854, 10019, 14668, 14792, 16598, 17708, 20038, 29336, 33196, 35131, 35416, 40076, 44969, 66392, 70262, 80152, 89938, 140524, 157681, 179876, 190361, 281048, 315362, 356857, 359752, 380722, 430817, 630724, 713714, 761444, 854411, 861634, 1261448, 1427428, 1522888, 1708822, 1723268, 1933667, 2854856, 3417644, 3446536, 3867334, 6780283, 6835288, 7734668, 8185523, 13560566, 15469336, 16371046, 27121132, 32742092, 36739673, 54242264, 65484184, 73479346, 83147681, 146958692, 166295362, 293917384, 332590724, 665181448, 1579805939, 3159611878, 6319223756, 12638447512]

約数ペア:

[(1, 12638447512), (2, 6319223756), (4, 3159611878), (8, 1579805939), (19, 665181448), (38, 332590724), (43, 293917384), (76, 166295362), (86, 146958692), (152, 83147681), (172, 73479346), (193, 65484184), (233, 54242264), (344, 36739673), (386, 32742092), (466, 27121132), (772, 16371046), (817, 15469336), (932, 13560566), (1544, 8185523), (1634, 7734668), (1849, 6835288), (1864, 6780283), (3268, 3867334), (3667, 3446536), (3698, 3417644), (4427, 2854856), (6536, 1933667), (7334, 1723268), (7396, 1708822), (8299, 1522888), (8854, 1427428), (10019, 1261448), (14668, 861634), (14792, 854411), (16598, 761444), (17708, 713714), (20038, 630724), (29336, 430817), (33196, 380722), (35131, 359752), (35416, 356857), (40076, 315362), (44969, 281048), (66392, 190361), (70262, 179876), (80152, 157681), (89938, 140524)]