19933562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8971}}^1$

素因数の和:9085

約数の個数: 16

約数和(自身を含む): 32945184

約数和(自身を除く): 13011622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8971, 17942, 98681, 197362, 906071, 1812142, 9966781, 19933562]

約数ペア:

[(1, 19933562), (2, 9966781), (11, 1812142), (22, 906071), (101, 197362), (202, 98681), (1111, 17942), (2222, 8971)]