199984937

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{1291}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 218296320

約数和(自身を除く): 18311383

約数列:

[1, 19, 31, 263, 589, 1291, 4997, 8153, 24529, 40021, 154907, 339533, 760399, 6451127, 10525523, 199984937]

約数ペア:

[(1, 199984937), (19, 10525523), (31, 6451127), (263, 760399), (589, 339533), (1291, 154907), (4997, 40021), (8153, 24529)]