19660212

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 63974400

約数和(自身を除く): 44314188

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 27, 33, 36, 38, 39, 44, 52, 54, 57, 66, 67, 76, 78, 99, 108, 114, 117, 132, 134, 143, 156, 171, 198, 201, 209, 228, 234, 247, 268, 286, 297, 342, 351, 396, 402, 418, 429, 468, 494, 513, 572, 594, 603, 627, 684, 702, 737, 741, 804, 836, 858, 871, 988, 1026, 1188, 1206, 1254, 1273, 1287, 1404, 1474, 1482, 1716, 1742, 1809, 1881, 2052, 2211, 2223, 2412, 2508, 2546, 2574, 2613, 2717, 2948, 2964, 3484, 3618, 3762, 3819, 3861, 4422, 4446, 5092, 5148, 5226, 5434, 5643, 6633, 6669, 7236, 7524, 7638, 7722, 7839, 8151, 8844, 8892, 9581, 10452, 10868, 11286, 11457, 13266, 13338, 14003, 15276, 15444, 15678, 16302, 16549, 19162, 19899, 22572, 22914, 23517, 24453, 26532, 26676, 28006, 28743, 31356, 32604, 33098, 34371, 38324, 39798, 42009, 45828, 47034, 48906, 49647, 56012, 57486, 66196, 68742, 73359, 79596, 84018, 86229, 94068, 97812, 99294, 114972, 126027, 137484, 146718, 148941, 168036, 172458, 182039, 198588, 252054, 258687, 293436, 297882, 344916, 364078, 378081, 446823, 504108, 517374, 546117, 595764, 728156, 756162, 893646, 1034748, 1092234, 1512324, 1638351, 1787292, 2184468, 3276702, 4915053, 6553404, 9830106, 19660212]

約数ペア:

[(1, 19660212), (2, 9830106), (3, 6553404), (4, 4915053), (6, 3276702), (9, 2184468), (11, 1787292), (12, 1638351), (13, 1512324), (18, 1092234), (19, 1034748), (22, 893646), (26, 756162), (27, 728156), (33, 595764), (36, 546117), (38, 517374), (39, 504108), (44, 446823), (52, 378081), (54, 364078), (57, 344916), (66, 297882), (67, 293436), (76, 258687), (78, 252054), (99, 198588), (108, 182039), (114, 172458), (117, 168036), (132, 148941), (134, 146718), (143, 137484), (156, 126027), (171, 114972), (198, 99294), (201, 97812), (209, 94068), (228, 86229), (234, 84018), (247, 79596), (268, 73359), (286, 68742), (297, 66196), (342, 57486), (351, 56012), (396, 49647), (402, 48906), (418, 47034), (429, 45828), (468, 42009), (494, 39798), (513, 38324), (572, 34371), (594, 33098), (603, 32604), (627, 31356), (684, 28743), (702, 28006), (737, 26676), (741, 26532), (804, 24453), (836, 23517), (858, 22914), (871, 22572), (988, 19899), (1026, 19162), (1188, 16549), (1206, 16302), (1254, 15678), (1273, 15444), (1287, 15276), (1404, 14003), (1474, 13338), (1482, 13266), (1716, 11457), (1742, 11286), (1809, 10868), (1881, 10452), (2052, 9581), (2211, 8892), (2223, 8844), (2412, 8151), (2508, 7839), (2546, 7722), (2574, 7638), (2613, 7524), (2717, 7236), (2948, 6669), (2964, 6633), (3484, 5643), (3618, 5434), (3762, 5226), (3819, 5148), (3861, 5092), (4422, 4446)]