20199271774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1493}}^1\times {\mathrm{3917}}^1$

素因数の和:5580

約数の個数: 32

約数和(自身を含む): 33294662496

約数和(自身を除く): 13095390722

約数列:

[1, 2, 11, 22, 157, 314, 1493, 1727, 2986, 3454, 3917, 7834, 16423, 32846, 43087, 86174, 234401, 468802, 614969, 1229938, 2578411, 5156822, 5848081, 6764659, 11696162, 13529318, 64328891, 128657782, 918148717, 1836297434, 10099635887, 20199271774]

約数ペア:

[(1, 20199271774), (2, 10099635887), (11, 1836297434), (22, 918148717), (157, 128657782), (314, 64328891), (1493, 13529318), (1727, 11696162), (2986, 6764659), (3454, 5848081), (3917, 5156822), (7834, 2578411), (16423, 1229938), (32846, 614969), (43087, 468802), (86174, 234401)]