19271220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321187}}^1$

素因数の和:321199

約数の個数: 24

約数和(自身を含む): 53959584

約数和(自身を除く): 34688364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321187, 642374, 963561, 1284748, 1605935, 1927122, 3211870, 3854244, 4817805, 6423740, 9635610, 19271220]

約数ペア:

[(1, 19271220), (2, 9635610), (3, 6423740), (4, 4817805), (5, 3854244), (6, 3211870), (10, 1927122), (12, 1605935), (15, 1284748), (20, 963561), (30, 642374), (60, 321187)]