19963008

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 65345280

約数和(自身を除く): 45382272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 43, 48, 52, 62, 64, 72, 78, 86, 93, 96, 104, 117, 124, 128, 129, 144, 156, 172, 186, 192, 208, 234, 248, 258, 279, 288, 312, 344, 372, 384, 387, 403, 416, 468, 496, 516, 558, 559, 576, 624, 688, 744, 774, 806, 832, 936, 992, 1032, 1116, 1118, 1152, 1209, 1248, 1333, 1376, 1488, 1548, 1612, 1664, 1677, 1872, 1984, 2064, 2232, 2236, 2418, 2496, 2666, 2752, 2976, 3096, 3224, 3354, 3627, 3744, 3968, 3999, 4128, 4464, 4472, 4836, 4992, 5031, 5332, 5504, 5952, 6192, 6448, 6708, 7254, 7488, 7998, 8256, 8928, 8944, 9672, 10062, 10664, 11904, 11997, 12384, 12896, 13416, 14508, 14976, 15996, 16512, 17329, 17856, 17888, 19344, 20124, 21328, 23994, 24768, 25792, 26832, 29016, 31992, 34658, 35712, 35776, 38688, 40248, 42656, 47988, 49536, 51584, 51987, 53664, 58032, 63984, 69316, 71552, 77376, 80496, 85312, 95976, 103974, 107328, 116064, 127968, 138632, 154752, 155961, 160992, 170624, 191952, 207948, 214656, 232128, 255936, 277264, 311922, 321984, 383904, 415896, 464256, 511872, 554528, 623844, 643968, 767808, 831792, 1109056, 1247688, 1535616, 1663584, 2218112, 2495376, 3327168, 4990752, 6654336, 9981504, 19963008]

約数ペア:

[(1, 19963008), (2, 9981504), (3, 6654336), (4, 4990752), (6, 3327168), (8, 2495376), (9, 2218112), (12, 1663584), (13, 1535616), (16, 1247688), (18, 1109056), (24, 831792), (26, 767808), (31, 643968), (32, 623844), (36, 554528), (39, 511872), (43, 464256), (48, 415896), (52, 383904), (62, 321984), (64, 311922), (72, 277264), (78, 255936), (86, 232128), (93, 214656), (96, 207948), (104, 191952), (117, 170624), (124, 160992), (128, 155961), (129, 154752), (144, 138632), (156, 127968), (172, 116064), (186, 107328), (192, 103974), (208, 95976), (234, 85312), (248, 80496), (258, 77376), (279, 71552), (288, 69316), (312, 63984), (344, 58032), (372, 53664), (384, 51987), (387, 51584), (403, 49536), (416, 47988), (468, 42656), (496, 40248), (516, 38688), (558, 35776), (559, 35712), (576, 34658), (624, 31992), (688, 29016), (744, 26832), (774, 25792), (806, 24768), (832, 23994), (936, 21328), (992, 20124), (1032, 19344), (1116, 17888), (1118, 17856), (1152, 17329), (1209, 16512), (1248, 15996), (1333, 14976), (1376, 14508), (1488, 13416), (1548, 12896), (1612, 12384), (1664, 11997), (1677, 11904), (1872, 10664), (1984, 10062), (2064, 9672), (2232, 8944), (2236, 8928), (2418, 8256), (2496, 7998), (2666, 7488), (2752, 7254), (2976, 6708), (3096, 6448), (3224, 6192), (3354, 5952), (3627, 5504), (3744, 5332), (3968, 5031), (3999, 4992), (4128, 4836), (4464, 4472)]