19253872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109397}}^1$

素因数の和:109416

約数の個数: 20

約数和(自身を含む): 40696056

約数和(自身を除く): 21442184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109397, 218794, 437588, 875176, 1203367, 1750352, 2406734, 4813468, 9626936, 19253872]

約数ペア:

[(1, 19253872), (2, 9626936), (4, 4813468), (8, 2406734), (11, 1750352), (16, 1203367), (22, 875176), (44, 437588), (88, 218794), (176, 109397)]