19790784

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 112

約数和(自身を含む): 62727840

約数和(自身を除く): 42937056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 881, 936, 1248, 1404, 1728, 1762, 1872, 2496, 2643, 2808, 3524, 3744, 5286, 5616, 7048, 7488, 7929, 10572, 11232, 11453, 14096, 15858, 21144, 22464, 22906, 23787, 28192, 31716, 34359, 42288, 45812, 47574, 56384, 63432, 68718, 84576, 91624, 95148, 103077, 126864, 137436, 169152, 183248, 190296, 206154, 253728, 274872, 309231, 366496, 380592, 412308, 507456, 549744, 618462, 732992, 761184, 824616, 1099488, 1236924, 1522368, 1649232, 2198976, 2473848, 3298464, 4947696, 6596928, 9895392, 19790784]

約数ペア:

[(1, 19790784), (2, 9895392), (3, 6596928), (4, 4947696), (6, 3298464), (8, 2473848), (9, 2198976), (12, 1649232), (13, 1522368), (16, 1236924), (18, 1099488), (24, 824616), (26, 761184), (27, 732992), (32, 618462), (36, 549744), (39, 507456), (48, 412308), (52, 380592), (54, 366496), (64, 309231), (72, 274872), (78, 253728), (96, 206154), (104, 190296), (108, 183248), (117, 169152), (144, 137436), (156, 126864), (192, 103077), (208, 95148), (216, 91624), (234, 84576), (288, 68718), (312, 63432), (351, 56384), (416, 47574), (432, 45812), (468, 42288), (576, 34359), (624, 31716), (702, 28192), (832, 23787), (864, 22906), (881, 22464), (936, 21144), (1248, 15858), (1404, 14096), (1728, 11453), (1762, 11232), (1872, 10572), (2496, 7929), (2643, 7488), (2808, 7048), (3524, 5616), (3744, 5286)]