18271955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5981}}^1$

素因数の和:6046

約数の個数: 16

約数和(自身を含む): 24119424

約数和(自身を除く): 5847469

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 5981, 29905, 77753, 281107, 388765, 1405535, 3654391, 18271955]

約数ペア:

[(1, 18271955), (5, 3654391), (13, 1405535), (47, 388765), (65, 281107), (235, 77753), (611, 29905), (3055, 5981)]