19484060

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1439}}^1$

素因数の和:2125

約数の個数: 24

約数和(自身を含む): 41005440

約数和(自身を除く): 21521380

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 1439, 2708, 2878, 3385, 5756, 6770, 7195, 13540, 14390, 28780, 974203, 1948406, 3896812, 4871015, 9742030, 19484060]

約数ペア:

[(1, 19484060), (2, 9742030), (4, 4871015), (5, 3896812), (10, 1948406), (20, 974203), (677, 28780), (1354, 14390), (1439, 13540), (2708, 7195), (2878, 6770), (3385, 5756)]