81986396

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{859}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 145635840

約数和(自身を除く): 63649444

約数列:

[1, 2, 4, 107, 214, 223, 428, 446, 859, 892, 1718, 3436, 23861, 47722, 91913, 95444, 183826, 191557, 367652, 383114, 766228, 20496599, 40993198, 81986396]

約数ペア:

[(1, 81986396), (2, 40993198), (4, 20496599), (107, 766228), (214, 383114), (223, 367652), (428, 191557), (446, 183826), (859, 95444), (892, 91913), (1718, 47722), (3436, 23861)]