18918922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2269}}^1$

素因数の和:2661

約数の個数: 16

約数和(自身を含む): 31053600

約数和(自身を除く): 12134678

約数列:

[1, 2, 11, 22, 379, 758, 2269, 4169, 4538, 8338, 24959, 49918, 859951, 1719902, 9459461, 18918922]

約数ペア:

[(1, 18918922), (2, 9459461), (11, 1719902), (22, 859951), (379, 49918), (758, 24959), (2269, 8338), (4169, 4538)]