19387790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1523}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 37307520

約数和(自身を除く): 17919730

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 1523, 2546, 3046, 6365, 7615, 12730, 15230, 28937, 57874, 102041, 144685, 204082, 289370, 510205, 1020410, 1938779, 3877558, 9693895, 19387790]

約数ペア:

[(1, 19387790), (2, 9693895), (5, 3877558), (10, 1938779), (19, 1020410), (38, 510205), (67, 289370), (95, 204082), (134, 144685), (190, 102041), (335, 57874), (670, 28937), (1273, 15230), (1523, 12730), (2546, 7615), (3046, 6365)]