20248889276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{981241}}^1$

素因数の和:981330

約数の個数: 48

約数和(自身を含む): 44838834432

約数和(自身を除く): 24589945156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 2948, 5159, 10318, 20636, 981241, 1962482, 3924964, 6868687, 10793651, 13737374, 21587302, 27474748, 43174604, 65743147, 75555557, 131486294, 151111114, 262972588, 302222228, 460202029, 723174617, 920404058, 1446349234, 1840808116, 2892698468, 5062222319, 10124444638, 20248889276]

約数ペア:

[(1, 20248889276), (2, 10124444638), (4, 5062222319), (7, 2892698468), (11, 1840808116), (14, 1446349234), (22, 920404058), (28, 723174617), (44, 460202029), (67, 302222228), (77, 262972588), (134, 151111114), (154, 131486294), (268, 75555557), (308, 65743147), (469, 43174604), (737, 27474748), (938, 21587302), (1474, 13737374), (1876, 10793651), (2948, 6868687), (5159, 3924964), (10318, 1962482), (20636, 981241)]