3998307854

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{787}}^1\times {\mathrm{19391}}^1$

素因数の和:20311

約数の個数: 16

約数和(自身を含む): 6051234816

約数和(自身を除く): 2052926962

約数列:

[1, 2, 131, 262, 787, 1574, 19391, 38782, 103097, 206194, 2540221, 5080442, 15260717, 30521434, 1999153927, 3998307854]

約数ペア:

[(1, 3998307854), (2, 1999153927), (131, 30521434), (262, 15260717), (787, 5080442), (1574, 2540221), (19391, 206194), (38782, 103097)]