19214620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18127}}^1$

素因数の和:18189

約数の個数: 24

約数和(自身を含む): 41114304

約数和(自身を除く): 21899684

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18127, 36254, 72508, 90635, 181270, 362540, 960731, 1921462, 3842924, 4803655, 9607310, 19214620]

約数ペア:

[(1, 19214620), (2, 9607310), (4, 4803655), (5, 3842924), (10, 1921462), (20, 960731), (53, 362540), (106, 181270), (212, 90635), (265, 72508), (530, 36254), (1060, 18127)]