20880552

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11299}}^1$

素因数の和:11326

約数の個数: 64

約数和(自身を含む): 65088000

約数和(自身を除く): 44207448

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11299, 22598, 33897, 45196, 67794, 79093, 90392, 124289, 135588, 158186, 237279, 248578, 271176, 316372, 372867, 474558, 497156, 632744, 745734, 870023, 949116, 994312, 1491468, 1740046, 1898232, 2610069, 2982936, 3480092, 5220138, 6960184, 10440276, 20880552]

約数ペア:

[(1, 20880552), (2, 10440276), (3, 6960184), (4, 5220138), (6, 3480092), (7, 2982936), (8, 2610069), (11, 1898232), (12, 1740046), (14, 1491468), (21, 994312), (22, 949116), (24, 870023), (28, 745734), (33, 632744), (42, 497156), (44, 474558), (56, 372867), (66, 316372), (77, 271176), (84, 248578), (88, 237279), (132, 158186), (154, 135588), (168, 124289), (231, 90392), (264, 79093), (308, 67794), (462, 45196), (616, 33897), (924, 22598), (1848, 11299)]