19199319

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4153}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 27117312

約数和(自身を除く): 7917993

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4153, 4623, 12459, 95519, 278251, 286557, 834753, 6399773, 19199319]

約数ペア:

[(1, 19199319), (3, 6399773), (23, 834753), (67, 286557), (69, 278251), (201, 95519), (1541, 12459), (4153, 4623)]