19691061

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4999}}^1$

素因数の和:5116

約数の個数: 16

約数和(自身を含む): 28560000

約数和(自身を除く): 8868939

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 4999, 14997, 64987, 194961, 504899, 1514697, 6563687, 19691061]

約数ペア:

[(1, 19691061), (3, 6563687), (13, 1514697), (39, 504899), (101, 194961), (303, 64987), (1313, 14997), (3939, 4999)]