19759920957

素因数分解:

$3^2\times 7^3\times {\mathrm{6401011}}^1$

素因数の和:6401038

約数の個数: 24

約数和(自身を含む): 33285262400

約数和(自身を除く): 13525341443

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6401011, 19203033, 44807077, 57609099, 134421231, 313649539, 403263693, 940948617, 2195546773, 2822845851, 6586640319, 19759920957]

約数ペア:

[(1, 19759920957), (3, 6586640319), (7, 2822845851), (9, 2195546773), (21, 940948617), (49, 403263693), (63, 313649539), (147, 134421231), (343, 57609099), (441, 44807077), (1029, 19203033), (3087, 6401011)]