19661746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10651}}^1$

素因数の和:10737

約数の個数: 16

約数和(自身を含む): 32211648

約数和(自身を除く): 12549902

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10651, 21302, 138463, 276926, 756221, 1512442, 9830873, 19661746]

約数ペア:

[(1, 19661746), (2, 9830873), (13, 1512442), (26, 756221), (71, 276926), (142, 138463), (923, 21302), (1846, 10651)]