201991690

素因数分解:

$2^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{19219}}^1$

素因数の和:20277

約数の個数: 16

約数和(自身を含む): 363949920

約数和(自身を除く): 161958230

約数列:

[1, 2, 5, 10, 1051, 2102, 5255, 10510, 19219, 38438, 96095, 192190, 20199169, 40398338, 100995845, 201991690]

約数ペア:

[(1, 201991690), (2, 100995845), (5, 40398338), (10, 20199169), (1051, 192190), (2102, 96095), (5255, 38438), (10510, 19219)]