19301513

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{571}}^1$

素因数の和:1028

約数の個数: 16

約数和(自身を含む): 24161280

約数和(自身を除く): 4859767

約数列:

[1, 7, 11, 77, 439, 571, 3073, 3997, 4829, 6281, 33803, 43967, 250669, 1754683, 2757359, 19301513]

約数ペア:

[(1, 19301513), (7, 2757359), (11, 1754683), (77, 250669), (439, 43967), (571, 33803), (3073, 6281), (3997, 4829)]