40676168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{391117}}^1$

素因数の和:391136

約数の個数: 16

約数和(自身を含む): 82134780

約数和(自身を除く): 41458612

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 391117, 782234, 1564468, 3128936, 5084521, 10169042, 20338084, 40676168]

約数ペア:

[(1, 40676168), (2, 20338084), (4, 10169042), (8, 5084521), (13, 3128936), (26, 1564468), (52, 782234), (104, 391117)]