20199385412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{6737}}^1\times {\mathrm{39451}}^1$

素因数の和:46211

約数の個数: 24

約数和(自身を含む): 37215860640

約数和(自身を除く): 17016475228

約数列:

[1, 2, 4, 19, 38, 76, 6737, 13474, 26948, 39451, 78902, 128003, 157804, 256006, 512012, 749569, 1499138, 2998276, 265781387, 531562774, 1063125548, 5049846353, 10099692706, 20199385412]

約数ペア:

[(1, 20199385412), (2, 10099692706), (4, 5049846353), (19, 1063125548), (38, 531562774), (76, 265781387), (6737, 2998276), (13474, 1499138), (26948, 749569), (39451, 512012), (78902, 256006), (128003, 157804)]