19812864

素因数分解:

$2^9\times 3^1\times {\mathrm{12899}}^1$

素因数の和:12920

約数の個数: 40

約数和(自身を含む): 52786800

約数和(自身を除く): 32973936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 12899, 25798, 38697, 51596, 77394, 103192, 154788, 206384, 309576, 412768, 619152, 825536, 1238304, 1651072, 2476608, 3302144, 4953216, 6604288, 9906432, 19812864]

約数ペア:

[(1, 19812864), (2, 9906432), (3, 6604288), (4, 4953216), (6, 3302144), (8, 2476608), (12, 1651072), (16, 1238304), (24, 825536), (32, 619152), (48, 412768), (64, 309576), (96, 206384), (128, 154788), (192, 103192), (256, 77394), (384, 51596), (512, 38697), (768, 25798), (1536, 12899)]