20650872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 41557128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 23, 24, 33, 38, 44, 46, 57, 66, 69, 76, 88, 92, 114, 132, 138, 152, 179, 184, 209, 228, 253, 264, 276, 358, 418, 437, 456, 506, 537, 552, 627, 716, 759, 836, 874, 1012, 1074, 1254, 1311, 1432, 1518, 1672, 1748, 1969, 2024, 2148, 2508, 2622, 3036, 3401, 3496, 3938, 4117, 4296, 4807, 5016, 5244, 5907, 6072, 6802, 7876, 8234, 9614, 10203, 10488, 11814, 12351, 13604, 14421, 15752, 16468, 19228, 20406, 23628, 24702, 27208, 28842, 32936, 37411, 38456, 40812, 45287, 47256, 49404, 57684, 74822, 78223, 81624, 90574, 98808, 112233, 115368, 135861, 149644, 156446, 181148, 224466, 234669, 271722, 299288, 312892, 362296, 448932, 469338, 543444, 625784, 860453, 897864, 938676, 1086888, 1720906, 1877352, 2581359, 3441812, 5162718, 6883624, 10325436, 20650872]

約数ペア:

[(1, 20650872), (2, 10325436), (3, 6883624), (4, 5162718), (6, 3441812), (8, 2581359), (11, 1877352), (12, 1720906), (19, 1086888), (22, 938676), (23, 897864), (24, 860453), (33, 625784), (38, 543444), (44, 469338), (46, 448932), (57, 362296), (66, 312892), (69, 299288), (76, 271722), (88, 234669), (92, 224466), (114, 181148), (132, 156446), (138, 149644), (152, 135861), (179, 115368), (184, 112233), (209, 98808), (228, 90574), (253, 81624), (264, 78223), (276, 74822), (358, 57684), (418, 49404), (437, 47256), (456, 45287), (506, 40812), (537, 38456), (552, 37411), (627, 32936), (716, 28842), (759, 27208), (836, 24702), (874, 23628), (1012, 20406), (1074, 19228), (1254, 16468), (1311, 15752), (1432, 14421), (1518, 13604), (1672, 12351), (1748, 11814), (1969, 10488), (2024, 10203), (2148, 9614), (2508, 8234), (2622, 7876), (3036, 6802), (3401, 6072), (3496, 5907), (3938, 5244), (4117, 5016), (4296, 4807)]