19702924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 36590400

約数和(自身を除く): 16887476

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 1979, 2489, 3958, 4978, 7916, 9956, 37601, 75202, 150404, 259249, 518498, 1036996, 4925731, 9851462, 19702924]

約数ペア:

[(1, 19702924), (2, 9851462), (4, 4925731), (19, 1036996), (38, 518498), (76, 259249), (131, 150404), (262, 75202), (524, 37601), (1979, 9956), (2489, 7916), (3958, 4978)]