20020672

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 49743360

約数和(自身を除く): 29722688

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 32, 46, 56, 58, 64, 67, 92, 112, 116, 134, 161, 184, 203, 224, 232, 268, 322, 368, 406, 448, 464, 469, 536, 644, 667, 736, 812, 928, 938, 1072, 1288, 1334, 1472, 1541, 1624, 1856, 1876, 1943, 2144, 2576, 2668, 3082, 3248, 3752, 3886, 4288, 4669, 5152, 5336, 6164, 6496, 7504, 7772, 9338, 10304, 10672, 10787, 12328, 12992, 13601, 15008, 15544, 18676, 21344, 21574, 24656, 27202, 30016, 31088, 37352, 42688, 43148, 44689, 49312, 54404, 62176, 74704, 86296, 89378, 98624, 108808, 124352, 149408, 172592, 178756, 217616, 298816, 312823, 345184, 357512, 435232, 625646, 690368, 715024, 870464, 1251292, 1430048, 2502584, 2860096, 5005168, 10010336, 20020672]

約数ペア:

[(1, 20020672), (2, 10010336), (4, 5005168), (7, 2860096), (8, 2502584), (14, 1430048), (16, 1251292), (23, 870464), (28, 715024), (29, 690368), (32, 625646), (46, 435232), (56, 357512), (58, 345184), (64, 312823), (67, 298816), (92, 217616), (112, 178756), (116, 172592), (134, 149408), (161, 124352), (184, 108808), (203, 98624), (224, 89378), (232, 86296), (268, 74704), (322, 62176), (368, 54404), (406, 49312), (448, 44689), (464, 43148), (469, 42688), (536, 37352), (644, 31088), (667, 30016), (736, 27202), (812, 24656), (928, 21574), (938, 21344), (1072, 18676), (1288, 15544), (1334, 15008), (1472, 13601), (1541, 12992), (1624, 12328), (1856, 10787), (1876, 10672), (1943, 10304), (2144, 9338), (2576, 7772), (2668, 7504), (3082, 6496), (3248, 6164), (3752, 5336), (3886, 5152), (4288, 4669)]