20322518

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2099}}^1$

素因数の和:2251

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 11127082

約数列:

[1, 2, 47, 94, 103, 206, 2099, 4198, 4841, 9682, 98653, 197306, 216197, 432394, 10161259, 20322518]

約数ペア:

[(1, 20322518), (2, 10161259), (47, 432394), (94, 216197), (103, 197306), (206, 98653), (2099, 9682), (4198, 4841)]