20163156978

素因数分解:

$2^1\times 3^1\times {\mathrm{2143}}^1\times {\mathrm{1568141}}^1$

素因数の和:1570289

約数の個数: 16

約数和(自身を含む): 40345157376

約数和(自身を除く): 20182000398

約数列:

[1, 2, 3, 6, 2143, 4286, 6429, 12858, 1568141, 3136282, 4704423, 9408846, 3360526163, 6721052326, 10081578489, 20163156978]

約数ペア:

[(1, 20163156978), (2, 10081578489), (3, 6721052326), (6, 3360526163), (2143, 9408846), (4286, 4704423), (6429, 3136282), (12858, 1568141)]