19272020

素因数分解:

$2^2\times 5^1\times {\mathrm{963601}}^1$

素因数の和:963610

約数の個数: 12

約数和(自身を含む): 40471284

約数和(自身を除く): 21199264

約数列:

[1, 2, 4, 5, 10, 20, 963601, 1927202, 3854404, 4818005, 9636010, 19272020]

約数ペア:

[(1, 19272020), (2, 9636010), (4, 4818005), (5, 3854404), (10, 1927202), (20, 963601)]