19399468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{1249}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 37170000

約数和(自身を除く): 17770532

約数列:

[1, 2, 4, 11, 22, 44, 353, 706, 1249, 1412, 2498, 3883, 4996, 7766, 13739, 15532, 27478, 54956, 440897, 881794, 1763588, 4849867, 9699734, 19399468]

約数ペア:

[(1, 19399468), (2, 9699734), (4, 4849867), (11, 1763588), (22, 881794), (44, 440897), (353, 54956), (706, 27478), (1249, 15532), (1412, 13739), (2498, 7766), (3883, 4996)]