20444644

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 40118652

約数和(自身を除く): 19674008

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 121, 212, 242, 484, 583, 797, 1166, 1594, 2332, 3188, 6413, 8767, 12826, 17534, 25652, 35068, 42241, 84482, 96437, 168964, 192874, 385748, 464651, 929302, 1858604, 5111161, 10222322, 20444644]

約数ペア:

[(1, 20444644), (2, 10222322), (4, 5111161), (11, 1858604), (22, 929302), (44, 464651), (53, 385748), (106, 192874), (121, 168964), (212, 96437), (242, 84482), (484, 42241), (583, 35068), (797, 25652), (1166, 17534), (1594, 12826), (2332, 8767), (3188, 6413)]