31781792

素因数分解:

$2^5\times 7^2\times {\mathrm{20269}}^1$

素因数の和:20293

約数の個数: 36

約数和(自身を含む): 72789570

約数和(自身を除く): 41007778

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 20269, 40538, 81076, 141883, 162152, 283766, 324304, 567532, 648608, 993181, 1135064, 1986362, 2270128, 3972724, 4540256, 7945448, 15890896, 31781792]

約数ペア:

[(1, 31781792), (2, 15890896), (4, 7945448), (7, 4540256), (8, 3972724), (14, 2270128), (16, 1986362), (28, 1135064), (32, 993181), (49, 648608), (56, 567532), (98, 324304), (112, 283766), (196, 162152), (224, 141883), (392, 81076), (784, 40538), (1568, 20269)]