20383578

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2297}}^1$

素因数の和:2351

約数の個数: 48

約数和(自身を含む): 48395880

約数和(自身を除く): 28012302

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2297, 2958, 4437, 4594, 6891, 8874, 13782, 20673, 39049, 41346, 66613, 78098, 117147, 133226, 199839, 234294, 351441, 399678, 599517, 702882, 1132421, 1199034, 2264842, 3397263, 6794526, 10191789, 20383578]

約数ペア:

[(1, 20383578), (2, 10191789), (3, 6794526), (6, 3397263), (9, 2264842), (17, 1199034), (18, 1132421), (29, 702882), (34, 599517), (51, 399678), (58, 351441), (87, 234294), (102, 199839), (153, 133226), (174, 117147), (261, 78098), (306, 66613), (493, 41346), (522, 39049), (986, 20673), (1479, 13782), (2297, 8874), (2958, 6891), (4437, 4594)]