19925568

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 112

約数和(自身を含む): 63154560

約数和(自身を除く): 43228992

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, 887, 936, 1248, 1404, 1728, 1774, 1872, 2496, 2661, 2808, 3548, 3744, 5322, 5616, 7096, 7488, 7983, 10644, 11232, 11531, 14192, 15966, 21288, 22464, 23062, 23949, 28384, 31932, 34593, 42576, 46124, 47898, 56768, 63864, 69186, 85152, 92248, 95796, 103779, 127728, 138372, 170304, 184496, 191592, 207558, 255456, 276744, 311337, 368992, 383184, 415116, 510912, 553488, 622674, 737984, 766368, 830232, 1106976, 1245348, 1532736, 1660464, 2213952, 2490696, 3320928, 4981392, 6641856, 9962784, 19925568]

約数ペア:

[(1, 19925568), (2, 9962784), (3, 6641856), (4, 4981392), (6, 3320928), (8, 2490696), (9, 2213952), (12, 1660464), (13, 1532736), (16, 1245348), (18, 1106976), (24, 830232), (26, 766368), (27, 737984), (32, 622674), (36, 553488), (39, 510912), (48, 415116), (52, 383184), (54, 368992), (64, 311337), (72, 276744), (78, 255456), (96, 207558), (104, 191592), (108, 184496), (117, 170304), (144, 138372), (156, 127728), (192, 103779), (208, 95796), (216, 92248), (234, 85152), (288, 69186), (312, 63864), (351, 56768), (416, 47898), (432, 46124), (468, 42576), (576, 34593), (624, 31932), (702, 28384), (832, 23949), (864, 23062), (887, 22464), (936, 21288), (1248, 15966), (1404, 14192), (1728, 11531), (1774, 11232), (1872, 10644), (2496, 7983), (2661, 7488), (2808, 7096), (3548, 5616), (3744, 5322)]