2019795856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9710557}}^1$

素因数の和:9710578

約数の個数: 20

約数和(自身を含む): 4214382172

約数和(自身を除く): 2194586316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9710557, 19421114, 38842228, 77684456, 126237241, 155368912, 252474482, 504948964, 1009897928, 2019795856]

約数ペア:

[(1, 2019795856), (2, 1009897928), (4, 504948964), (8, 252474482), (13, 155368912), (16, 126237241), (26, 77684456), (52, 38842228), (104, 19421114), (208, 9710557)]