19878912

素因数分解:

$2^{10}\times 3^3\times {\mathrm{719}}^1$

素因数の和:748

約数の個数: 88

約数和(自身を含む): 58953600

約数和(自身を除く): 39074688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 719, 768, 864, 1024, 1152, 1438, 1536, 1728, 2157, 2304, 2876, 3072, 3456, 4314, 4608, 5752, 6471, 6912, 8628, 9216, 11504, 12942, 13824, 17256, 19413, 23008, 25884, 27648, 34512, 38826, 46016, 51768, 69024, 77652, 92032, 103536, 138048, 155304, 184064, 207072, 276096, 310608, 368128, 414144, 552192, 621216, 736256, 828288, 1104384, 1242432, 1656576, 2208768, 2484864, 3313152, 4969728, 6626304, 9939456, 19878912]

約数ペア:

[(1, 19878912), (2, 9939456), (3, 6626304), (4, 4969728), (6, 3313152), (8, 2484864), (9, 2208768), (12, 1656576), (16, 1242432), (18, 1104384), (24, 828288), (27, 736256), (32, 621216), (36, 552192), (48, 414144), (54, 368128), (64, 310608), (72, 276096), (96, 207072), (108, 184064), (128, 155304), (144, 138048), (192, 103536), (216, 92032), (256, 77652), (288, 69024), (384, 51768), (432, 46016), (512, 38826), (576, 34512), (719, 27648), (768, 25884), (864, 23008), (1024, 19413), (1152, 17256), (1438, 13824), (1536, 12942), (1728, 11504), (2157, 9216), (2304, 8628), (2876, 6912), (3072, 6471), (3456, 5752), (4314, 4608)]