19095790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38971}}^1$

素因数の和:38992

約数の個数: 24

約数和(自身を含む): 39985272

約数和(自身を除く): 20889482

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38971, 77942, 194855, 272797, 389710, 545594, 1363985, 1909579, 2727970, 3819158, 9547895, 19095790]

約数ペア:

[(1, 19095790), (2, 9547895), (5, 3819158), (7, 2727970), (10, 1909579), (14, 1363985), (35, 545594), (49, 389710), (70, 272797), (98, 194855), (245, 77942), (490, 38971)]