201399734

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{278947}}^1$

素因数の和:278987

約数の個数: 12

約数和(自身を含む): 318837564

約数和(自身を除く): 117437830

約数列:

[1, 2, 19, 38, 361, 722, 278947, 557894, 5299993, 10599986, 100699867, 201399734]

約数ペア:

[(1, 201399734), (2, 100699867), (19, 10599986), (38, 5299993), (361, 557894), (722, 278947)]