20820888

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:179

約数の個数: 160

約数和(自身を含む): 66908160

約数和(自身を除く): 46087272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 23, 24, 27, 33, 36, 44, 46, 54, 66, 69, 72, 81, 88, 92, 99, 108, 127, 132, 138, 162, 184, 198, 207, 216, 253, 254, 264, 276, 297, 324, 381, 396, 414, 506, 508, 552, 594, 621, 648, 759, 762, 792, 828, 891, 1012, 1016, 1143, 1188, 1242, 1397, 1518, 1524, 1656, 1782, 1863, 2024, 2277, 2286, 2376, 2484, 2794, 2921, 3036, 3048, 3429, 3564, 3726, 4191, 4554, 4572, 4968, 5588, 5842, 6072, 6831, 6858, 7128, 7452, 8382, 8763, 9108, 9144, 10287, 11176, 11684, 12573, 13662, 13716, 14904, 16764, 17526, 18216, 20493, 20574, 23368, 25146, 26289, 27324, 27432, 32131, 33528, 35052, 37719, 40986, 41148, 50292, 52578, 54648, 64262, 70104, 75438, 78867, 81972, 82296, 96393, 100584, 105156, 113157, 128524, 150876, 157734, 163944, 192786, 210312, 226314, 236601, 257048, 289179, 301752, 315468, 385572, 452628, 473202, 578358, 630936, 771144, 867537, 905256, 946404, 1156716, 1735074, 1892808, 2313432, 2602611, 3470148, 5205222, 6940296, 10410444, 20820888]

約数ペア:

[(1, 20820888), (2, 10410444), (3, 6940296), (4, 5205222), (6, 3470148), (8, 2602611), (9, 2313432), (11, 1892808), (12, 1735074), (18, 1156716), (22, 946404), (23, 905256), (24, 867537), (27, 771144), (33, 630936), (36, 578358), (44, 473202), (46, 452628), (54, 385572), (66, 315468), (69, 301752), (72, 289179), (81, 257048), (88, 236601), (92, 226314), (99, 210312), (108, 192786), (127, 163944), (132, 157734), (138, 150876), (162, 128524), (184, 113157), (198, 105156), (207, 100584), (216, 96393), (253, 82296), (254, 81972), (264, 78867), (276, 75438), (297, 70104), (324, 64262), (381, 54648), (396, 52578), (414, 50292), (506, 41148), (508, 40986), (552, 37719), (594, 35052), (621, 33528), (648, 32131), (759, 27432), (762, 27324), (792, 26289), (828, 25146), (891, 23368), (1012, 20574), (1016, 20493), (1143, 18216), (1188, 17526), (1242, 16764), (1397, 14904), (1518, 13716), (1524, 13662), (1656, 12573), (1782, 11684), (1863, 11176), (2024, 10287), (2277, 9144), (2286, 9108), (2376, 8763), (2484, 8382), (2794, 7452), (2921, 7128), (3036, 6858), (3048, 6831), (3429, 6072), (3564, 5842), (3726, 5588), (4191, 4968), (4554, 4572)]