20427126888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{6481}}^1$

素因数の和:6827

約数の個数: 128

約数和(自身を含む): 59402085120

約数和(自身を除く): 38974958232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 257, 292, 438, 511, 514, 584, 771, 876, 1022, 1028, 1533, 1542, 1752, 1799, 2044, 2056, 3066, 3084, 3598, 4088, 5397, 6132, 6168, 6481, 7196, 10794, 12264, 12962, 14392, 18761, 19443, 21588, 25924, 37522, 38886, 43176, 45367, 51848, 56283, 75044, 77772, 90734, 112566, 131327, 136101, 150088, 155544, 181468, 225132, 262654, 272202, 362936, 393981, 450264, 473113, 525308, 544404, 787962, 946226, 1050616, 1088808, 1419339, 1575924, 1665617, 1892452, 2838678, 3151848, 3311791, 3331234, 3784904, 4996851, 5677356, 6623582, 6662468, 9935373, 9993702, 11354712, 11659319, 13247164, 13324936, 19870746, 19987404, 23318638, 26494328, 34977957, 39741492, 39974808, 46637276, 69955914, 79482984, 93274552, 121590041, 139911828, 243180082, 279823656, 364770123, 486360164, 729540246, 851130287, 972720328, 1459080492, 1702260574, 2553390861, 2918160984, 3404521148, 5106781722, 6809042296, 10213563444, 20427126888]

約数ペア:

[(1, 20427126888), (2, 10213563444), (3, 6809042296), (4, 5106781722), (6, 3404521148), (7, 2918160984), (8, 2553390861), (12, 1702260574), (14, 1459080492), (21, 972720328), (24, 851130287), (28, 729540246), (42, 486360164), (56, 364770123), (73, 279823656), (84, 243180082), (146, 139911828), (168, 121590041), (219, 93274552), (257, 79482984), (292, 69955914), (438, 46637276), (511, 39974808), (514, 39741492), (584, 34977957), (771, 26494328), (876, 23318638), (1022, 19987404), (1028, 19870746), (1533, 13324936), (1542, 13247164), (1752, 11659319), (1799, 11354712), (2044, 9993702), (2056, 9935373), (3066, 6662468), (3084, 6623582), (3598, 5677356), (4088, 4996851), (5397, 3784904), (6132, 3331234), (6168, 3311791), (6481, 3151848), (7196, 2838678), (10794, 1892452), (12264, 1665617), (12962, 1575924), (14392, 1419339), (18761, 1088808), (19443, 1050616), (21588, 946226), (25924, 787962), (37522, 544404), (38886, 525308), (43176, 473113), (45367, 450264), (51848, 393981), (56283, 362936), (75044, 272202), (77772, 262654), (90734, 225132), (112566, 181468), (131327, 155544), (136101, 150088)]