20106812

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41543}}^1$

素因数の和:41569

約数の個数: 18

約数和(自身を含む): 38677464

約数和(自身を除く): 18570652

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41543, 83086, 166172, 456973, 913946, 1827892, 5026703, 10053406, 20106812]

約数ペア:

[(1, 20106812), (2, 10053406), (4, 5026703), (11, 1827892), (22, 913946), (44, 456973), (121, 166172), (242, 83086), (484, 41543)]