19784448

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:330

約数の個数: 108

約数和(自身を含む): 59096128

約数和(自身を除く): 39311680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 277, 279, 288, 372, 384, 496, 554, 558, 576, 744, 768, 831, 992, 1108, 1116, 1152, 1488, 1662, 1984, 2216, 2232, 2304, 2493, 2976, 3324, 3968, 4432, 4464, 4986, 5952, 6648, 7936, 8587, 8864, 8928, 9972, 11904, 13296, 17174, 17728, 17856, 19944, 23808, 25761, 26592, 34348, 35456, 35712, 39888, 51522, 53184, 68696, 70912, 71424, 77283, 79776, 103044, 106368, 137392, 154566, 159552, 206088, 212736, 274784, 309132, 319104, 412176, 549568, 618264, 638208, 824352, 1099136, 1236528, 1648704, 2198272, 2473056, 3297408, 4946112, 6594816, 9892224, 19784448]

約数ペア:

[(1, 19784448), (2, 9892224), (3, 6594816), (4, 4946112), (6, 3297408), (8, 2473056), (9, 2198272), (12, 1648704), (16, 1236528), (18, 1099136), (24, 824352), (31, 638208), (32, 618264), (36, 549568), (48, 412176), (62, 319104), (64, 309132), (72, 274784), (93, 212736), (96, 206088), (124, 159552), (128, 154566), (144, 137392), (186, 106368), (192, 103044), (248, 79776), (256, 77283), (277, 71424), (279, 70912), (288, 68696), (372, 53184), (384, 51522), (496, 39888), (554, 35712), (558, 35456), (576, 34348), (744, 26592), (768, 25761), (831, 23808), (992, 19944), (1108, 17856), (1116, 17728), (1152, 17174), (1488, 13296), (1662, 11904), (1984, 9972), (2216, 8928), (2232, 8864), (2304, 8587), (2493, 7936), (2976, 6648), (3324, 5952), (3968, 4986), (4432, 4464)]