16531988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{34157}}^1$

素因数の和:34183

約数の個数: 18

約数和(自身を含む): 31801098

約数和(自身を除く): 15269110

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 34157, 68314, 136628, 375727, 751454, 1502908, 4132997, 8265994, 16531988]

約数ペア:

[(1, 16531988), (2, 8265994), (4, 4132997), (11, 1502908), (22, 751454), (44, 375727), (121, 136628), (242, 68314), (484, 34157)]