194750020

素因数分解:

$2^2\times 5^1\times {\mathrm{9737501}}^1$

素因数の和:9737510

約数の個数: 12

約数和(自身を含む): 408975084

約数和(自身を除く): 214225064

約数列:

[1, 2, 4, 5, 10, 20, 9737501, 19475002, 38950004, 48687505, 97375010, 194750020]

約数ペア:

[(1, 194750020), (2, 97375010), (4, 48687505), (5, 38950004), (10, 19475002), (20, 9737501)]