19198967

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 21127392

約数和(自身を除く): 1928425

約数列:

[1, 17, 37, 131, 233, 629, 2227, 3961, 4847, 8621, 30523, 82399, 146557, 518891, 1129351, 19198967]

約数ペア:

[(1, 19198967), (17, 1129351), (37, 518891), (131, 146557), (233, 82399), (629, 30523), (2227, 8621), (3961, 4847)]