17947813

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 20042176

約数和(自身を除く): 2094363

約数列:

[1, 13, 43, 97, 331, 559, 1261, 4171, 4303, 14233, 32107, 54223, 185029, 417391, 1380601, 17947813]

約数ペア:

[(1, 17947813), (13, 1380601), (43, 417391), (97, 185029), (331, 54223), (559, 32107), (1261, 14233), (4171, 4303)]