20005942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12457}}^1$

素因数の和:12543

約数の個数: 16

約数和(自身を含む): 33188112

約数和(自身を除く): 13182170

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12457, 24914, 137027, 274054, 909361, 1818722, 10002971, 20005942]

約数ペア:

[(1, 20005942), (2, 10002971), (11, 1818722), (22, 909361), (73, 274054), (146, 137027), (803, 24914), (1606, 12457)]