19006220

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5309}}^1$

素因数の和:5497

約数の個数: 24

約数和(自身を含む): 40143600

約数和(自身を除く): 21137380

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 5309, 10618, 21236, 26545, 53090, 106180, 950311, 1900622, 3801244, 4751555, 9503110, 19006220]

約数ペア:

[(1, 19006220), (2, 9503110), (4, 4751555), (5, 3801244), (10, 1900622), (20, 950311), (179, 106180), (358, 53090), (716, 26545), (895, 21236), (1790, 10618), (3580, 5309)]