19127899

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 22736896

約数和(自身を除く): 3608997

約数列:

[1, 7, 31, 181, 217, 487, 1267, 3409, 5611, 15097, 39277, 88147, 105679, 617029, 2732557, 19127899]

約数ペア:

[(1, 19127899), (7, 2732557), (31, 617029), (181, 105679), (217, 88147), (487, 39277), (1267, 15097), (3409, 5611)]