19207562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{991}}^1$

素因数の和:1885

約数の個数: 16

約数和(自身を含む): 31497984

約数和(自身を除く): 12290422

約数列:

[1, 2, 11, 22, 881, 991, 1762, 1982, 9691, 10901, 19382, 21802, 873071, 1746142, 9603781, 19207562]

約数ペア:

[(1, 19207562), (2, 9603781), (11, 1746142), (22, 873071), (881, 21802), (991, 19382), (1762, 10901), (1982, 9691)]