20548794112

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1042451}}^1$

素因数の和:1042485

約数の個数: 72

約数和(自身を含む): 51138525312

約数和(自身を除く): 30589731200

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 19712, 1042451, 2084902, 4169804, 7297157, 8339608, 11466961, 14594314, 16679216, 22933922, 29188628, 33358432, 45867844, 58377256, 66716864, 80268727, 91735688, 116754512, 133433728, 160537454, 183471376, 233509024, 266867456, 321074908, 366942752, 467018048, 642149816, 733885504, 934036096, 1284299632, 1467771008, 1868072192, 2568599264, 2935542016, 5137198528, 10274397056, 20548794112]

約数ペア:

[(1, 20548794112), (2, 10274397056), (4, 5137198528), (7, 2935542016), (8, 2568599264), (11, 1868072192), (14, 1467771008), (16, 1284299632), (22, 934036096), (28, 733885504), (32, 642149816), (44, 467018048), (56, 366942752), (64, 321074908), (77, 266867456), (88, 233509024), (112, 183471376), (128, 160537454), (154, 133433728), (176, 116754512), (224, 91735688), (256, 80268727), (308, 66716864), (352, 58377256), (448, 45867844), (616, 33358432), (704, 29188628), (896, 22933922), (1232, 16679216), (1408, 14594314), (1792, 11466961), (2464, 8339608), (2816, 7297157), (4928, 4169804), (9856, 2084902), (19712, 1042451)]