19080112

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{11807}}^1$

素因数の和:11916

約数の個数: 20

約数和(自身を含む): 37336896

約数和(自身を除く): 18256784

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 11807, 23614, 47228, 94456, 188912, 1192507, 2385014, 4770028, 9540056, 19080112]

約数ペア:

[(1, 19080112), (2, 9540056), (4, 4770028), (8, 2385014), (16, 1192507), (101, 188912), (202, 94456), (404, 47228), (808, 23614), (1616, 11807)]