18717033380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{7309}}^1$

素因数の和:7653

約数の個数: 96

約数和(自身を含む): 43326662400

約数和(自身を除く): 24609629020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 293, 380, 437, 460, 586, 874, 1172, 1465, 1748, 2185, 2930, 4370, 5567, 5860, 6739, 7309, 8740, 11134, 13478, 14618, 22268, 26956, 27835, 29236, 33695, 36545, 55670, 67390, 73090, 111340, 128041, 134780, 138871, 146180, 168107, 256082, 277742, 336214, 512164, 555484, 640205, 672428, 694355, 840535, 1280410, 1388710, 1681070, 2141537, 2560820, 2777420, 3194033, 3362140, 4283074, 6388066, 8566148, 10707685, 12776132, 15970165, 21415370, 31940330, 40689203, 42830740, 49255351, 63880660, 81378406, 98510702, 162756812, 197021404, 203446015, 246276755, 406892030, 492553510, 813784060, 935851669, 985107020, 1871703338, 3743406676, 4679258345, 9358516690, 18717033380]

約数ペア:

[(1, 18717033380), (2, 9358516690), (4, 4679258345), (5, 3743406676), (10, 1871703338), (19, 985107020), (20, 935851669), (23, 813784060), (38, 492553510), (46, 406892030), (76, 246276755), (92, 203446015), (95, 197021404), (115, 162756812), (190, 98510702), (230, 81378406), (293, 63880660), (380, 49255351), (437, 42830740), (460, 40689203), (586, 31940330), (874, 21415370), (1172, 15970165), (1465, 12776132), (1748, 10707685), (2185, 8566148), (2930, 6388066), (4370, 4283074), (5567, 3362140), (5860, 3194033), (6739, 2777420), (7309, 2560820), (8740, 2141537), (11134, 1681070), (13478, 1388710), (14618, 1280410), (22268, 840535), (26956, 694355), (27835, 672428), (29236, 640205), (33695, 555484), (36545, 512164), (55670, 336214), (67390, 277742), (73090, 256082), (111340, 168107), (128041, 146180), (134780, 138871)]