20699734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12889}}^1$

素因数の和:12975

約数の個数: 16

約数和(自身を含む): 34338960

約数和(自身を除く): 13639226

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12889, 25778, 141779, 283558, 940897, 1881794, 10349867, 20699734]

約数ペア:

[(1, 20699734), (2, 10349867), (11, 1881794), (22, 940897), (73, 283558), (146, 141779), (803, 25778), (1606, 12889)]