20199880764

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{457}}^1\times {\mathrm{19489}}^1$

素因数の和:19969

約数の個数: 120

約数和(自身を含む): 60485421920

約数和(自身を除く): 40285541156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 457, 567, 756, 914, 1134, 1371, 1828, 2268, 2742, 3199, 4113, 5484, 6398, 8226, 9597, 12339, 12796, 16452, 19194, 19489, 24678, 28791, 37017, 38388, 38978, 49356, 57582, 58467, 74034, 77956, 86373, 115164, 116934, 136423, 148068, 172746, 175401, 233868, 259119, 272846, 345492, 350802, 409269, 518238, 526203, 545692, 701604, 818538, 1036476, 1052406, 1227807, 1578609, 1637076, 2104812, 2455614, 3157218, 3683421, 4911228, 6314436, 7366842, 8906473, 11050263, 14733684, 17812946, 22100526, 26719419, 35625892, 44201052, 53438838, 62345311, 80158257, 106877676, 124690622, 160316514, 187035933, 240474771, 249381244, 320633028, 374071866, 480949542, 561107799, 721424313, 748143732, 961899084, 1122215598, 1442848626, 1683323397, 2244431196, 2885697252, 3366646794, 5049970191, 6733293588, 10099940382, 20199880764]

約数ペア:

[(1, 20199880764), (2, 10099940382), (3, 6733293588), (4, 5049970191), (6, 3366646794), (7, 2885697252), (9, 2244431196), (12, 1683323397), (14, 1442848626), (18, 1122215598), (21, 961899084), (27, 748143732), (28, 721424313), (36, 561107799), (42, 480949542), (54, 374071866), (63, 320633028), (81, 249381244), (84, 240474771), (108, 187035933), (126, 160316514), (162, 124690622), (189, 106877676), (252, 80158257), (324, 62345311), (378, 53438838), (457, 44201052), (567, 35625892), (756, 26719419), (914, 22100526), (1134, 17812946), (1371, 14733684), (1828, 11050263), (2268, 8906473), (2742, 7366842), (3199, 6314436), (4113, 4911228), (5484, 3683421), (6398, 3157218), (8226, 2455614), (9597, 2104812), (12339, 1637076), (12796, 1578609), (16452, 1227807), (19194, 1052406), (19489, 1036476), (24678, 818538), (28791, 701604), (37017, 545692), (38388, 526203), (38978, 518238), (49356, 409269), (57582, 350802), (58467, 345492), (74034, 272846), (77956, 259119), (86373, 233868), (115164, 175401), (116934, 172746), (136423, 148068)]