20318914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131941}}^1$

素因数の和:131961

約数の個数: 16

約数和(自身を含む): 37999296

約数和(自身を除く): 17680382

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131941, 263882, 923587, 1451351, 1847174, 2902702, 10159457, 20318914]

約数ペア:

[(1, 20318914), (2, 10159457), (7, 2902702), (11, 1847174), (14, 1451351), (22, 923587), (77, 263882), (154, 131941)]