20941085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8101}}^1$

素因数の和:8164

約数の個数: 16

約数和(自身を含む): 28000512

約数和(自身を除く): 7059427

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 8101, 40505, 89111, 380747, 445555, 1903735, 4188217, 20941085]

約数ペア:

[(1, 20941085), (5, 4188217), (11, 1903735), (47, 445555), (55, 380747), (235, 89111), (517, 40505), (2585, 8101)]