18420809088

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{140677}}^1$

素因数の和:140736

約数の個数: 128

約数和(自身を含む): 55100759040

約数和(自身を除く): 36679949952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 264, 341, 352, 372, 384, 496, 528, 682, 704, 744, 992, 1023, 1056, 1364, 1408, 1488, 1984, 2046, 2112, 2728, 2976, 3968, 4092, 4224, 5456, 5952, 8184, 10912, 11904, 16368, 21824, 32736, 43648, 65472, 130944, 140677, 281354, 422031, 562708, 844062, 1125416, 1547447, 1688124, 2250832, 3094894, 3376248, 4360987, 4501664, 4642341, 6189788, 6752496, 8721974, 9003328, 9284682, 12379576, 13082961, 13504992, 17443948, 18006656, 18569364, 24759152, 26165922, 27009984, 34887896, 37138728, 47970857, 49518304, 52331844, 54019968, 69775792, 74277456, 95941714, 99036608, 104663688, 139551584, 143912571, 148554912, 191883428, 198073216, 209327376, 279103168, 287825142, 297109824, 383766856, 418654752, 558206336, 575650284, 594219648, 767533712, 837309504, 1151300568, 1535067424, 1674619008, 2302601136, 3070134848, 4605202272, 6140269696, 9210404544, 18420809088]

約数ペア:

[(1, 18420809088), (2, 9210404544), (3, 6140269696), (4, 4605202272), (6, 3070134848), (8, 2302601136), (11, 1674619008), (12, 1535067424), (16, 1151300568), (22, 837309504), (24, 767533712), (31, 594219648), (32, 575650284), (33, 558206336), (44, 418654752), (48, 383766856), (62, 297109824), (64, 287825142), (66, 279103168), (88, 209327376), (93, 198073216), (96, 191883428), (124, 148554912), (128, 143912571), (132, 139551584), (176, 104663688), (186, 99036608), (192, 95941714), (248, 74277456), (264, 69775792), (341, 54019968), (352, 52331844), (372, 49518304), (384, 47970857), (496, 37138728), (528, 34887896), (682, 27009984), (704, 26165922), (744, 24759152), (992, 18569364), (1023, 18006656), (1056, 17443948), (1364, 13504992), (1408, 13082961), (1488, 12379576), (1984, 9284682), (2046, 9003328), (2112, 8721974), (2728, 6752496), (2976, 6189788), (3968, 4642341), (4092, 4501664), (4224, 4360987), (5456, 3376248), (5952, 3094894), (8184, 2250832), (10912, 1688124), (11904, 1547447), (16368, 1125416), (21824, 844062), (32736, 562708), (43648, 422031), (65472, 281354), (130944, 140677)]