20768628

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101807}}^1$

素因数の和:101831

約数の個数: 24

約数和(自身を含む): 51311232

約数和(自身を除く): 30542604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 101807, 203614, 305421, 407228, 610842, 1221684, 1730719, 3461438, 5192157, 6922876, 10384314, 20768628]

約数ペア:

[(1, 20768628), (2, 10384314), (3, 6922876), (4, 5192157), (6, 3461438), (12, 1730719), (17, 1221684), (34, 610842), (51, 407228), (68, 305421), (102, 203614), (204, 101807)]