20155879072

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1343009}}^1$

素因数の和:1343093

約数の個数: 48

約数和(自身を含む): 46027638720

約数和(自身を除く): 25871759648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1876, 2144, 3752, 7504, 15008, 1343009, 2686018, 5372036, 9401063, 10744072, 18802126, 21488144, 37604252, 42976288, 75208504, 89981603, 150417008, 179963206, 300834016, 359926412, 629871221, 719852824, 1259742442, 1439705648, 2519484884, 2879411296, 5038969768, 10077939536, 20155879072]

約数ペア:

[(1, 20155879072), (2, 10077939536), (4, 5038969768), (7, 2879411296), (8, 2519484884), (14, 1439705648), (16, 1259742442), (28, 719852824), (32, 629871221), (56, 359926412), (67, 300834016), (112, 179963206), (134, 150417008), (224, 89981603), (268, 75208504), (469, 42976288), (536, 37604252), (938, 21488144), (1072, 18802126), (1876, 10744072), (2144, 9401063), (3752, 5372036), (7504, 2686018), (15008, 1343009)]