19779552

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:622

約数の個数: 120

約数和(自身を含む): 62752536

約数和(自身を除く): 42972984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 288, 312, 324, 351, 416, 432, 468, 587, 624, 648, 702, 864, 936, 1053, 1174, 1248, 1296, 1404, 1761, 1872, 2106, 2348, 2592, 2808, 3522, 3744, 4212, 4696, 5283, 5616, 7044, 7631, 8424, 9392, 10566, 11232, 14088, 15262, 15849, 16848, 18784, 21132, 22893, 28176, 30524, 31698, 33696, 42264, 45786, 47547, 56352, 61048, 63396, 68679, 84528, 91572, 95094, 122096, 126792, 137358, 169056, 183144, 190188, 206037, 244192, 253584, 274716, 366288, 380376, 412074, 507168, 549432, 618111, 732576, 760752, 824148, 1098864, 1236222, 1521504, 1648296, 2197728, 2472444, 3296592, 4944888, 6593184, 9889776, 19779552]

約数ペア:

[(1, 19779552), (2, 9889776), (3, 6593184), (4, 4944888), (6, 3296592), (8, 2472444), (9, 2197728), (12, 1648296), (13, 1521504), (16, 1236222), (18, 1098864), (24, 824148), (26, 760752), (27, 732576), (32, 618111), (36, 549432), (39, 507168), (48, 412074), (52, 380376), (54, 366288), (72, 274716), (78, 253584), (81, 244192), (96, 206037), (104, 190188), (108, 183144), (117, 169056), (144, 137358), (156, 126792), (162, 122096), (208, 95094), (216, 91572), (234, 84528), (288, 68679), (312, 63396), (324, 61048), (351, 56352), (416, 47547), (432, 45786), (468, 42264), (587, 33696), (624, 31698), (648, 30524), (702, 28176), (864, 22893), (936, 21132), (1053, 18784), (1174, 16848), (1248, 15849), (1296, 15262), (1404, 14088), (1761, 11232), (1872, 10566), (2106, 9392), (2348, 8424), (2592, 7631), (2808, 7044), (3522, 5616), (3744, 5283), (4212, 4696)]