19291245100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1769839}}^1$

素因数の和:1769962

約数の個数: 36

約数和(自身を含む): 42246080800

約数和(自身を除く): 22954835700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 1769839, 3539678, 7079356, 8849195, 17698390, 35396780, 44245975, 88491950, 176983900, 192912451, 385824902, 771649804, 964562255, 1929124510, 3858249020, 4822811275, 9645622550, 19291245100]

約数ペア:

[(1, 19291245100), (2, 9645622550), (4, 4822811275), (5, 3858249020), (10, 1929124510), (20, 964562255), (25, 771649804), (50, 385824902), (100, 192912451), (109, 176983900), (218, 88491950), (436, 44245975), (545, 35396780), (1090, 17698390), (2180, 8849195), (2725, 7079356), (5450, 3539678), (10900, 1769839)]