19194040

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4751}}^1$

素因数の和:4863

約数の個数: 32

約数和(自身を含む): 43623360

約数和(自身を除く): 24429320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 4751, 9502, 19004, 23755, 38008, 47510, 95020, 190040, 479851, 959702, 1919404, 2399255, 3838808, 4798510, 9597020, 19194040]

約数ペア:

[(1, 19194040), (2, 9597020), (4, 4798510), (5, 3838808), (8, 2399255), (10, 1919404), (20, 959702), (40, 479851), (101, 190040), (202, 95020), (404, 47510), (505, 38008), (808, 23755), (1010, 19004), (2020, 9502), (4040, 4751)]