20629268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3373}}^1$

素因数の和:3527

約数の個数: 24

約数和(自身を含む): 39678240

約数和(自身を除く): 19048972

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3373, 6116, 6746, 13492, 37103, 74206, 148412, 468847, 937694, 1875388, 5157317, 10314634, 20629268]

約数ペア:

[(1, 20629268), (2, 10314634), (4, 5157317), (11, 1875388), (22, 937694), (44, 468847), (139, 148412), (278, 74206), (556, 37103), (1529, 13492), (3058, 6746), (3373, 6116)]