20201689805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2269}}^1\times {\mathrm{161879}}^1$

素因数の和:164164

約数の個数: 16

約数和(自身を含む): 26457667200

約数和(自身を除く): 6255977395

約数列:

[1, 5, 11, 55, 2269, 11345, 24959, 124795, 161879, 809395, 1780669, 8903345, 367303451, 1836517255, 4040337961, 20201689805]

約数ペア:

[(1, 20201689805), (5, 4040337961), (11, 1836517255), (55, 367303451), (2269, 8903345), (11345, 1780669), (24959, 809395), (124795, 161879)]