18658654976

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2179}}^1$

素因数の和:2322

約数の個数: 144

約数和(自身を含む): 41921295360

約数和(自身を除く): 23262640384

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 83, 104, 124, 128, 166, 208, 248, 256, 332, 403, 416, 496, 664, 806, 832, 992, 1079, 1328, 1612, 1664, 1984, 2158, 2179, 2573, 2656, 3224, 3328, 3968, 4316, 4358, 5146, 5312, 6448, 7936, 8632, 8716, 10292, 10624, 12896, 17264, 17432, 20584, 21248, 25792, 28327, 33449, 34528, 34864, 41168, 51584, 56654, 66898, 67549, 69056, 69728, 82336, 103168, 113308, 133796, 135098, 138112, 139456, 164672, 180857, 226616, 267592, 270196, 276224, 278912, 329344, 361714, 453232, 535184, 540392, 557824, 658688, 723428, 878137, 906464, 1070368, 1080784, 1446856, 1756274, 1812928, 2140736, 2161568, 2351141, 2893712, 3512548, 3625856, 4281472, 4323136, 4702282, 5606567, 5787424, 7025096, 7251712, 8562944, 8646272, 9404564, 11213134, 11574848, 14050192, 17292544, 18809128, 22426268, 23149696, 28100384, 37618256, 44852536, 46299392, 56200768, 72885371, 75236512, 89705072, 112401536, 145770742, 150473024, 179410144, 224803072, 291541484, 300946048, 358820288, 583082968, 601892096, 717640576, 1166165936, 1435281152, 2332331872, 4664663744, 9329327488, 18658654976]

約数ペア:

[(1, 18658654976), (2, 9329327488), (4, 4664663744), (8, 2332331872), (13, 1435281152), (16, 1166165936), (26, 717640576), (31, 601892096), (32, 583082968), (52, 358820288), (62, 300946048), (64, 291541484), (83, 224803072), (104, 179410144), (124, 150473024), (128, 145770742), (166, 112401536), (208, 89705072), (248, 75236512), (256, 72885371), (332, 56200768), (403, 46299392), (416, 44852536), (496, 37618256), (664, 28100384), (806, 23149696), (832, 22426268), (992, 18809128), (1079, 17292544), (1328, 14050192), (1612, 11574848), (1664, 11213134), (1984, 9404564), (2158, 8646272), (2179, 8562944), (2573, 7251712), (2656, 7025096), (3224, 5787424), (3328, 5606567), (3968, 4702282), (4316, 4323136), (4358, 4281472), (5146, 3625856), (5312, 3512548), (6448, 2893712), (7936, 2351141), (8632, 2161568), (8716, 2140736), (10292, 1812928), (10624, 1756274), (12896, 1446856), (17264, 1080784), (17432, 1070368), (20584, 906464), (21248, 878137), (25792, 723428), (28327, 658688), (33449, 557824), (34528, 540392), (34864, 535184), (41168, 453232), (51584, 361714), (56654, 329344), (66898, 278912), (67549, 276224), (69056, 270196), (69728, 267592), (82336, 226616), (103168, 180857), (113308, 164672), (133796, 139456), (135098, 138112)]