191212540

素因数分解:

$2^2\times 5^1\times {\mathrm{9560627}}^1$

素因数の和:9560636

約数の個数: 12

約数和(自身を含む): 401546376

約数和(自身を除く): 210333836

約数列:

[1, 2, 4, 5, 10, 20, 9560627, 19121254, 38242508, 47803135, 95606270, 191212540]

約数ペア:

[(1, 191212540), (2, 95606270), (4, 47803135), (5, 38242508), (10, 19121254), (20, 9560627)]