20160722

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{653}}^1$

素因数の和:1057

約数の個数: 16

約数和(自身を含む): 31078080

約数和(自身を除く): 10917358

約数列:

[1, 2, 43, 86, 359, 653, 718, 1306, 15437, 28079, 30874, 56158, 234427, 468854, 10080361, 20160722]

約数ペア:

[(1, 20160722), (2, 10080361), (43, 468854), (86, 234427), (359, 56158), (653, 30874), (718, 28079), (1306, 15437)]