20644008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11171}}^1$

素因数の和:11198

約数の個数: 64

約数和(自身を含む): 64350720

約数和(自身を除く): 43706712

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, 11171, 22342, 33513, 44684, 67026, 78197, 89368, 122881, 134052, 156394, 234591, 245762, 268104, 312788, 368643, 469182, 491524, 625576, 737286, 860167, 938364, 983048, 1474572, 1720334, 1876728, 2580501, 2949144, 3440668, 5161002, 6881336, 10322004, 20644008]

約数ペア:

[(1, 20644008), (2, 10322004), (3, 6881336), (4, 5161002), (6, 3440668), (7, 2949144), (8, 2580501), (11, 1876728), (12, 1720334), (14, 1474572), (21, 983048), (22, 938364), (24, 860167), (28, 737286), (33, 625576), (42, 491524), (44, 469182), (56, 368643), (66, 312788), (77, 268104), (84, 245762), (88, 234591), (132, 156394), (154, 134052), (168, 122881), (231, 89368), (264, 78197), (308, 67026), (462, 44684), (616, 33513), (924, 22342), (1848, 11171)]