20968222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10709}}^1$

素因数の和:10811

約数の個数: 16

約数和(自身を含む): 34700400

約数和(自身を除く): 13732178

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10709, 21418, 117799, 235598, 953101, 1906202, 10484111, 20968222]

約数ペア:

[(1, 20968222), (2, 10484111), (11, 1906202), (22, 953101), (89, 235598), (178, 117799), (979, 21418), (1958, 10709)]