19111748

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{154127}}^1$

素因数の和:154162

約数の個数: 12

約数和(自身を含む): 34524672

約数和(自身を除く): 15412924

約数列:

[1, 2, 4, 31, 62, 124, 154127, 308254, 616508, 4777937, 9555874, 19111748]

約数ペア:

[(1, 19111748), (2, 9555874), (4, 4777937), (31, 616508), (62, 308254), (124, 154127)]