20968574

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7877}}^1$

素因数の和:7912

約数の個数: 16

約数和(自身を含む): 34600176

約数和(自身を除く): 13631602

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7877, 15754, 86647, 173294, 953117, 1906234, 10484287, 20968574]

約数ペア:

[(1, 20968574), (2, 10484287), (11, 1906234), (22, 953117), (121, 173294), (242, 86647), (1331, 15754), (2662, 7877)]