20818512

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:378

約数の個数: 160

約数和(自身を含む): 70412160

約数和(自身を除く): 49593648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 88, 99, 104, 108, 117, 132, 143, 144, 156, 176, 198, 208, 216, 234, 264, 286, 297, 312, 337, 351, 396, 429, 432, 468, 528, 572, 594, 624, 674, 702, 792, 858, 936, 1011, 1144, 1188, 1287, 1348, 1404, 1584, 1716, 1872, 2022, 2288, 2376, 2574, 2696, 2808, 3033, 3432, 3707, 3861, 4044, 4381, 4752, 5148, 5392, 5616, 6066, 6864, 7414, 7722, 8088, 8762, 9099, 10296, 11121, 12132, 13143, 14828, 15444, 16176, 17524, 18198, 20592, 22242, 24264, 26286, 29656, 30888, 33363, 35048, 36396, 39429, 44484, 48191, 48528, 52572, 59312, 61776, 66726, 70096, 72792, 78858, 88968, 96382, 100089, 105144, 118287, 133452, 144573, 145584, 157716, 177936, 192764, 200178, 210288, 236574, 266904, 289146, 315432, 385528, 400356, 433719, 473148, 533808, 578292, 630864, 771056, 800712, 867438, 946296, 1156584, 1301157, 1601424, 1734876, 1892592, 2313168, 2602314, 3469752, 5204628, 6939504, 10409256, 20818512]

約数ペア:

[(1, 20818512), (2, 10409256), (3, 6939504), (4, 5204628), (6, 3469752), (8, 2602314), (9, 2313168), (11, 1892592), (12, 1734876), (13, 1601424), (16, 1301157), (18, 1156584), (22, 946296), (24, 867438), (26, 800712), (27, 771056), (33, 630864), (36, 578292), (39, 533808), (44, 473148), (48, 433719), (52, 400356), (54, 385528), (66, 315432), (72, 289146), (78, 266904), (88, 236574), (99, 210288), (104, 200178), (108, 192764), (117, 177936), (132, 157716), (143, 145584), (144, 144573), (156, 133452), (176, 118287), (198, 105144), (208, 100089), (216, 96382), (234, 88968), (264, 78858), (286, 72792), (297, 70096), (312, 66726), (337, 61776), (351, 59312), (396, 52572), (429, 48528), (432, 48191), (468, 44484), (528, 39429), (572, 36396), (594, 35048), (624, 33363), (674, 30888), (702, 29656), (792, 26286), (858, 24264), (936, 22242), (1011, 20592), (1144, 18198), (1188, 17524), (1287, 16176), (1348, 15444), (1404, 14828), (1584, 13143), (1716, 12132), (1872, 11121), (2022, 10296), (2288, 9099), (2376, 8762), (2574, 8088), (2696, 7722), (2808, 7414), (3033, 6864), (3432, 6066), (3707, 5616), (3861, 5392), (4044, 5148), (4381, 4752)]