20768132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67429}}^1$

素因数の和:67451

約数の個数: 24

約数和(自身を含む): 45312960

約数和(自身を除く): 24544828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67429, 134858, 269716, 472003, 741719, 944006, 1483438, 1888012, 2966876, 5192033, 10384066, 20768132]

約数ペア:

[(1, 20768132), (2, 10384066), (4, 5192033), (7, 2966876), (11, 1888012), (14, 1483438), (22, 944006), (28, 741719), (44, 472003), (77, 269716), (154, 134858), (308, 67429)]