20539866361

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{8779}}^1\times {\mathrm{19661}}^1$

素因数の和:28464

約数の個数: 16

約数和(自身を含む): 24859059840

約数和(自身を除く): 4319193479

約数列:

[1, 7, 17, 119, 8779, 19661, 61453, 137627, 149243, 334237, 1044701, 2339659, 172603919, 1208227433, 2934266623, 20539866361]

約数ペア:

[(1, 20539866361), (7, 2934266623), (17, 1208227433), (119, 172603919), (8779, 2339659), (19661, 1044701), (61453, 334237), (137627, 149243)]