20516544

素因数分解:

$2^6\times 3^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 112

約数和(自身を含む): 62423040

約数和(自身を除く): 41906496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 144, 186, 192, 216, 248, 279, 288, 372, 383, 432, 496, 558, 576, 744, 766, 837, 864, 992, 1116, 1149, 1488, 1532, 1674, 1728, 1984, 2232, 2298, 2976, 3064, 3348, 3447, 4464, 4596, 5952, 6128, 6696, 6894, 8928, 9192, 10341, 11873, 12256, 13392, 13788, 17856, 18384, 20682, 23746, 24512, 26784, 27576, 35619, 36768, 41364, 47492, 53568, 55152, 71238, 73536, 82728, 94984, 106857, 110304, 142476, 165456, 189968, 213714, 220608, 284952, 320571, 330912, 379936, 427428, 569904, 641142, 661824, 759872, 854856, 1139808, 1282284, 1709712, 2279616, 2564568, 3419424, 5129136, 6838848, 10258272, 20516544]

約数ペア:

[(1, 20516544), (2, 10258272), (3, 6838848), (4, 5129136), (6, 3419424), (8, 2564568), (9, 2279616), (12, 1709712), (16, 1282284), (18, 1139808), (24, 854856), (27, 759872), (31, 661824), (32, 641142), (36, 569904), (48, 427428), (54, 379936), (62, 330912), (64, 320571), (72, 284952), (93, 220608), (96, 213714), (108, 189968), (124, 165456), (144, 142476), (186, 110304), (192, 106857), (216, 94984), (248, 82728), (279, 73536), (288, 71238), (372, 55152), (383, 53568), (432, 47492), (496, 41364), (558, 36768), (576, 35619), (744, 27576), (766, 26784), (837, 24512), (864, 23746), (992, 20682), (1116, 18384), (1149, 17856), (1488, 13788), (1532, 13392), (1674, 12256), (1728, 11873), (1984, 10341), (2232, 9192), (2298, 8928), (2976, 6894), (3064, 6696), (3348, 6128), (3447, 5952), (4464, 4596)]