209250998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{20543}}^1$

素因数の和:21019

約数の個数: 16

約数和(自身を含む): 343166976

約数和(自身を除く): 133915978

約数列:

[1, 2, 11, 22, 463, 926, 5093, 10186, 20543, 41086, 225973, 451946, 9511409, 19022818, 104625499, 209250998]

約数ペア:

[(1, 209250998), (2, 104625499), (11, 19022818), (22, 9511409), (463, 451946), (926, 225973), (5093, 41086), (10186, 20543)]