18820061.000000000

素因数分解:

$2^5\times 3^5\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 216

約数和(自身を含む): 405804672

約数和(自身を除く): 278286048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 31, 32, 36, 46, 48, 54, 62, 69, 72, 81, 92, 93, 96, 108, 124, 138, 144, 162, 184, 186, 207, 216, 243, 248, 276, 279, 288, 324, 368, 372, 414, 432, 486, 496, 529, 552, 558, 621, 648, 713, 736, 744, 828, 837, 864, 972, 992, 1058, 1104, 1116, 1242, 1296, 1426, 1488, 1587, 1656, 1674, 1863, 1944, 2116, 2139, 2208, 2232, 2484, 2511, 2592, 2852, 2976, 3174, 3312, 3348, 3726, 3888, 4232, 4278, 4464, 4761, 4968, 5022, 5589, 5704, 6348, 6417, 6624, 6696, 7452, 7533, 7776, 8464, 8556, 8928, 9522, 9936, 10044, 11178, 11408, 12696, 12834, 13392, 14283, 14904, 15066, 16399, 16928, 17112, 19044, 19251, 19872, 20088, 22356, 22816, 25392, 25668, 26784, 28566, 29808, 30132, 32798, 34224, 38088, 38502, 40176, 42849, 44712, 49197, 50784, 51336, 57132, 57753, 59616, 60264, 65596, 68448, 76176, 77004, 80352, 85698, 89424, 98394, 102672, 114264, 115506, 120528, 128547, 131192, 147591, 152352, 154008, 171396, 173259, 178848, 196788, 205344, 228528, 231012, 241056, 257094, 262384, 295182, 308016, 342792, 346518, 393576, 442773, 457056, 462024, 514188, 524768, 590364, 616032, 685584, 693036, 787152, 885546, 924048, 1028376, 1180728, 1328319, 1371168, 1386072, 1574304, 1771092, 1848096, 2056752, 2361456, 2656638, 2772144, 3542184, 3984957, 4113504, 4722912, 5313276, 5544288, 7084368, 7969914, 10626552, 14168736, 15939828, 21253104, 31879656, 42506208, 63759312, 127518624]

約数ペア:

[(1, 127518624), (2, 63759312), (3, 42506208), (4, 31879656), (6, 21253104), (8, 15939828), (9, 14168736), (12, 10626552), (16, 7969914), (18, 7084368), (23, 5544288), (24, 5313276), (27, 4722912), (31, 4113504), (32, 3984957), (36, 3542184), (46, 2772144), (48, 2656638), (54, 2361456), (62, 2056752), (69, 1848096), (72, 1771092), (81, 1574304), (92, 1386072), (93, 1371168), (96, 1328319), (108, 1180728), (124, 1028376), (138, 924048), (144, 885546), (162, 787152), (184, 693036), (186, 685584), (207, 616032), (216, 590364), (243, 524768), (248, 514188), (276, 462024), (279, 457056), (288, 442773), (324, 393576), (368, 346518), (372, 342792), (414, 308016), (432, 295182), (486, 262384), (496, 257094), (529, 241056), (552, 231012), (558, 228528), (621, 205344), (648, 196788), (713, 178848), (736, 173259), (744, 171396), (828, 154008), (837, 152352), (864, 147591), (972, 131192), (992, 128547), (1058, 120528), (1104, 115506), (1116, 114264), (1242, 102672), (1296, 98394), (1426, 89424), (1488, 85698), (1587, 80352), (1656, 77004), (1674, 76176), (1863, 68448), (1944, 65596), (2116, 60264), (2139, 59616), (2208, 57753), (2232, 57132), (2484, 51336), (2511, 50784), (2592, 49197), (2852, 44712), (2976, 42849), (3174, 40176), (3312, 38502), (3348, 38088), (3726, 34224), (3888, 32798), (4232, 30132), (4278, 29808), (4464, 28566), (4761, 26784), (4968, 25668), (5022, 25392), (5589, 22816), (5704, 22356), (6348, 20088), (6417, 19872), (6624, 19251), (6696, 19044), (7452, 17112), (7533, 16928), (7776, 16399), (8464, 15066), (8556, 14904), (8928, 14283), (9522, 13392), (9936, 12834), (10044, 12696), (11178, 11408)]