20883632

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 120

約数和(自身を含む): 53829888

約数和(自身を除く): 32946256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 67, 77, 88, 92, 112, 121, 134, 154, 161, 176, 184, 242, 253, 268, 308, 322, 368, 469, 484, 506, 536, 616, 644, 737, 847, 938, 968, 1012, 1072, 1232, 1288, 1474, 1541, 1694, 1771, 1876, 1936, 2024, 2576, 2783, 2948, 3082, 3388, 3542, 3752, 4048, 5159, 5566, 5896, 6164, 6776, 7084, 7504, 8107, 10318, 10787, 11132, 11792, 12328, 13552, 14168, 16214, 16951, 19481, 20636, 21574, 22264, 24656, 28336, 32428, 33902, 38962, 41272, 43148, 44528, 56749, 64856, 67804, 77924, 82544, 86296, 113498, 118657, 129712, 135608, 155848, 172592, 186461, 226996, 237314, 271216, 311696, 372922, 453992, 474628, 745844, 907984, 949256, 1305227, 1491688, 1898512, 2610454, 2983376, 5220908, 10441816, 20883632]

約数ペア:

[(1, 20883632), (2, 10441816), (4, 5220908), (7, 2983376), (8, 2610454), (11, 1898512), (14, 1491688), (16, 1305227), (22, 949256), (23, 907984), (28, 745844), (44, 474628), (46, 453992), (56, 372922), (67, 311696), (77, 271216), (88, 237314), (92, 226996), (112, 186461), (121, 172592), (134, 155848), (154, 135608), (161, 129712), (176, 118657), (184, 113498), (242, 86296), (253, 82544), (268, 77924), (308, 67804), (322, 64856), (368, 56749), (469, 44528), (484, 43148), (506, 41272), (536, 38962), (616, 33902), (644, 32428), (737, 28336), (847, 24656), (938, 22264), (968, 21574), (1012, 20636), (1072, 19481), (1232, 16951), (1288, 16214), (1474, 14168), (1541, 13552), (1694, 12328), (1771, 11792), (1876, 11132), (1936, 10787), (2024, 10318), (2576, 8107), (2783, 7504), (2948, 7084), (3082, 6776), (3388, 6164), (3542, 5896), (3752, 5566), (4048, 5159)]