20725848

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 69266400

約数和(自身を除く): 48540552

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 52, 54, 61, 66, 72, 78, 88, 99, 104, 108, 117, 121, 122, 132, 143, 156, 183, 198, 216, 234, 242, 244, 264, 286, 297, 312, 351, 363, 366, 396, 429, 468, 484, 488, 549, 572, 594, 671, 702, 726, 732, 792, 793, 858, 936, 968, 1089, 1098, 1144, 1188, 1287, 1342, 1404, 1452, 1464, 1573, 1586, 1647, 1716, 2013, 2178, 2196, 2376, 2379, 2574, 2684, 2808, 2904, 3146, 3172, 3267, 3294, 3432, 3861, 4026, 4356, 4392, 4719, 4758, 5148, 5368, 6039, 6292, 6344, 6534, 6588, 7137, 7381, 7722, 8052, 8712, 8723, 9438, 9516, 10296, 12078, 12584, 13068, 13176, 14157, 14274, 14762, 15444, 16104, 17446, 18117, 18876, 19032, 21411, 22143, 24156, 26136, 26169, 28314, 28548, 29524, 30888, 34892, 36234, 37752, 42471, 42822, 44286, 48312, 52338, 56628, 57096, 59048, 66429, 69784, 72468, 78507, 84942, 85644, 88572, 95953, 104676, 113256, 132858, 144936, 157014, 169884, 171288, 177144, 191906, 199287, 209352, 235521, 265716, 287859, 314028, 339768, 383812, 398574, 471042, 531432, 575718, 628056, 767624, 797148, 863577, 942084, 1151436, 1594296, 1727154, 1884168, 2302872, 2590731, 3454308, 5181462, 6908616, 10362924, 20725848]

約数ペア:

[(1, 20725848), (2, 10362924), (3, 6908616), (4, 5181462), (6, 3454308), (8, 2590731), (9, 2302872), (11, 1884168), (12, 1727154), (13, 1594296), (18, 1151436), (22, 942084), (24, 863577), (26, 797148), (27, 767624), (33, 628056), (36, 575718), (39, 531432), (44, 471042), (52, 398574), (54, 383812), (61, 339768), (66, 314028), (72, 287859), (78, 265716), (88, 235521), (99, 209352), (104, 199287), (108, 191906), (117, 177144), (121, 171288), (122, 169884), (132, 157014), (143, 144936), (156, 132858), (183, 113256), (198, 104676), (216, 95953), (234, 88572), (242, 85644), (244, 84942), (264, 78507), (286, 72468), (297, 69784), (312, 66429), (351, 59048), (363, 57096), (366, 56628), (396, 52338), (429, 48312), (468, 44286), (484, 42822), (488, 42471), (549, 37752), (572, 36234), (594, 34892), (671, 30888), (702, 29524), (726, 28548), (732, 28314), (792, 26169), (793, 26136), (858, 24156), (936, 22143), (968, 21411), (1089, 19032), (1098, 18876), (1144, 18117), (1188, 17446), (1287, 16104), (1342, 15444), (1404, 14762), (1452, 14274), (1464, 14157), (1573, 13176), (1586, 13068), (1647, 12584), (1716, 12078), (2013, 10296), (2178, 9516), (2196, 9438), (2376, 8723), (2379, 8712), (2574, 8052), (2684, 7722), (2808, 7381), (2904, 7137), (3146, 6588), (3172, 6534), (3267, 6344), (3294, 6292), (3432, 6039), (3861, 5368), (4026, 5148), (4356, 4758), (4392, 4719)]