18543356

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27431}}^1$

素因数の和:27461

約数の個数: 18

約数和(自身を含む): 35140392

約数和(自身を除く): 16597036

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27431, 54862, 109724, 356603, 713206, 1426412, 4635839, 9271678, 18543356]

約数ペア:

[(1, 18543356), (2, 9271678), (4, 4635839), (13, 1426412), (26, 713206), (52, 356603), (169, 109724), (338, 54862), (676, 27431)]