18889401

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1171}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 26627840

約数和(自身を除く): 7738439

約数列:

[1, 3, 19, 57, 283, 849, 1171, 3513, 5377, 16131, 22249, 66747, 331393, 994179, 6296467, 18889401]

約数ペア:

[(1, 18889401), (3, 6296467), (19, 994179), (57, 331393), (283, 66747), (849, 22249), (1171, 16131), (3513, 5377)]