20139919136

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{1747}}^1$

素因数の和:2126

約数の個数: 96

約数和(自身を含む): 42534293760

約数和(自身を除く): 22394374624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 67, 76, 134, 152, 268, 283, 304, 536, 566, 608, 1072, 1132, 1273, 1747, 2144, 2264, 2546, 3494, 4528, 5092, 5377, 6988, 9056, 10184, 10754, 13976, 18961, 20368, 21508, 27952, 33193, 37922, 40736, 43016, 55904, 66386, 75844, 86032, 117049, 132772, 151688, 172064, 234098, 265544, 303376, 360259, 468196, 494401, 531088, 606752, 720518, 936392, 988802, 1062176, 1441036, 1872784, 1977604, 2223931, 2882072, 3745568, 3955208, 4447862, 5764144, 7910416, 8895724, 9393619, 11528288, 15820832, 17791448, 18787238, 33124867, 35582896, 37574476, 66249734, 71165792, 75148952, 132499468, 150297904, 264998936, 300595808, 529997872, 629372473, 1059995744, 1258744946, 2517489892, 5034979784, 10069959568, 20139919136]

約数ペア:

[(1, 20139919136), (2, 10069959568), (4, 5034979784), (8, 2517489892), (16, 1258744946), (19, 1059995744), (32, 629372473), (38, 529997872), (67, 300595808), (76, 264998936), (134, 150297904), (152, 132499468), (268, 75148952), (283, 71165792), (304, 66249734), (536, 37574476), (566, 35582896), (608, 33124867), (1072, 18787238), (1132, 17791448), (1273, 15820832), (1747, 11528288), (2144, 9393619), (2264, 8895724), (2546, 7910416), (3494, 5764144), (4528, 4447862), (5092, 3955208), (5377, 3745568), (6988, 2882072), (9056, 2223931), (10184, 1977604), (10754, 1872784), (13976, 1441036), (18961, 1062176), (20368, 988802), (21508, 936392), (27952, 720518), (33193, 606752), (37922, 531088), (40736, 494401), (43016, 468196), (55904, 360259), (66386, 303376), (75844, 265544), (86032, 234098), (117049, 172064), (132772, 151688)]