20215568922

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{5239909}}^1$

素因数の和:5240557

約数の個数: 16

約数和(自身を含む): 40494024480

約数和(自身を除く): 20278455558

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 5239909, 10479818, 15719727, 31439454, 3369261487, 6738522974, 10107784461, 20215568922]

約数ペア:

[(1, 20215568922), (2, 10107784461), (3, 6738522974), (6, 3369261487), (643, 31439454), (1286, 15719727), (1929, 10479818), (3858, 5239909)]