18243237

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 25280640

約数和(自身を除く): 7037403

約数列:

[1, 3, 41, 71, 123, 213, 2089, 2911, 6267, 8733, 85649, 148319, 256947, 444957, 6081079, 18243237]

約数ペア:

[(1, 18243237), (3, 6081079), (41, 444957), (71, 256947), (123, 148319), (213, 85649), (2089, 8733), (2911, 6267)]