19864238

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1$

素因数の和:2503

約数の個数: 16

約数和(自身を含む): 30741120

約数和(自身を除く): 10876882

約数列:

[1, 2, 59, 71, 118, 142, 2371, 4189, 4742, 8378, 139889, 168341, 279778, 336682, 9932119, 19864238]

約数ペア:

[(1, 19864238), (2, 9932119), (59, 336682), (71, 279778), (118, 168341), (142, 139889), (2371, 8378), (4189, 4742)]