20925048296

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1\times {\mathrm{1103}}^1$

素因数の和:1706

約数の個数: 64

約数和(自身を含む): 40498341120

約数和(自身を除く): 19573292824

約数列:

[1, 2, 4, 8, 53, 101, 106, 202, 212, 404, 424, 443, 808, 886, 1103, 1772, 2206, 3544, 4412, 5353, 8824, 10706, 21412, 23479, 42824, 44743, 46958, 58459, 89486, 93916, 111403, 116918, 178972, 187832, 222806, 233836, 357944, 445612, 467672, 488629, 891224, 977258, 1954516, 2371379, 3909032, 4742758, 5904359, 9485516, 11808718, 18971032, 23617436, 25897337, 47234872, 49351529, 51794674, 98703058, 103589348, 197406116, 207178696, 394812232, 2615631037, 5231262074, 10462524148, 20925048296]

約数ペア:

[(1, 20925048296), (2, 10462524148), (4, 5231262074), (8, 2615631037), (53, 394812232), (101, 207178696), (106, 197406116), (202, 103589348), (212, 98703058), (404, 51794674), (424, 49351529), (443, 47234872), (808, 25897337), (886, 23617436), (1103, 18971032), (1772, 11808718), (2206, 9485516), (3544, 5904359), (4412, 4742758), (5353, 3909032), (8824, 2371379), (10706, 1954516), (21412, 977258), (23479, 891224), (42824, 488629), (44743, 467672), (46958, 445612), (58459, 357944), (89486, 233836), (93916, 222806), (111403, 187832), (116918, 178972)]