19206291

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5077}}^1$

素因数の和:5190

約数の個数: 16

約数和(自身を含む): 27868064

約数和(自身を除く): 8661773

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 5077, 15231, 66001, 198003, 492469, 1477407, 6402097, 19206291]

約数ペア:

[(1, 19206291), (3, 6402097), (13, 1477407), (39, 492469), (97, 198003), (291, 66001), (1261, 15231), (3783, 5077)]