20629689

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4308

約数の個数: 16

約数和(自身を含む): 29113344

約数和(自身を除く): 8483655

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4211, 4899, 12633, 96853, 290559, 298981, 896943, 6876563, 20629689]

約数ペア:

[(1, 20629689), (3, 6876563), (23, 896943), (69, 298981), (71, 290559), (213, 96853), (1633, 12633), (4211, 4899)]