19254980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50671}}^1$

素因数の和:50699

約数の個数: 24

約数和(自身を含む): 42564480

約数和(自身を除く): 23309500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50671, 101342, 202684, 253355, 506710, 962749, 1013420, 1925498, 3850996, 4813745, 9627490, 19254980]

約数ペア:

[(1, 19254980), (2, 9627490), (4, 4813745), (5, 3850996), (10, 1925498), (19, 1013420), (20, 962749), (38, 506710), (76, 253355), (95, 202684), (190, 101342), (380, 50671)]