19798103

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 22087296

約数和(自身を除く): 2289193

約数列:

[1, 13, 43, 107, 331, 559, 1391, 4303, 4601, 14233, 35417, 59813, 185029, 460421, 1522931, 19798103]

約数ペア:

[(1, 19798103), (13, 1522931), (43, 460421), (107, 185029), (331, 59813), (559, 35417), (1391, 14233), (4303, 4601)]