20790403902

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{339413}}^1$

素因数の和:339545

約数の個数: 48

約数和(自身を含む): 46700651088

約数和(自身を除く): 25910247186

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 83, 123, 166, 246, 249, 369, 498, 738, 747, 1494, 3403, 6806, 10209, 20418, 30627, 61254, 339413, 678826, 1018239, 2036478, 3054717, 6109434, 13915933, 27831866, 28171279, 41747799, 56342558, 83495598, 84513837, 125243397, 169027674, 250486794, 253541511, 507083022, 1155022439, 2310044878, 3465067317, 6930134634, 10395201951, 20790403902]

約数ペア:

[(1, 20790403902), (2, 10395201951), (3, 6930134634), (6, 3465067317), (9, 2310044878), (18, 1155022439), (41, 507083022), (82, 253541511), (83, 250486794), (123, 169027674), (166, 125243397), (246, 84513837), (249, 83495598), (369, 56342558), (498, 41747799), (738, 28171279), (747, 27831866), (1494, 13915933), (3403, 6109434), (6806, 3054717), (10209, 2036478), (20418, 1018239), (30627, 678826), (61254, 339413)]