19320249

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 28460160

約数和(自身を除く): 9139911

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 719, 2067, 2157, 8957, 9347, 26871, 28041, 38107, 114321, 121511, 364533, 495391, 1486173, 6440083, 19320249]

約数ペア:

[(1, 19320249), (3, 6440083), (13, 1486173), (39, 495391), (53, 364533), (159, 121511), (169, 114321), (507, 38107), (689, 28041), (719, 26871), (2067, 9347), (2157, 8957)]