18778847794

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18892201}}^1$

素因数の和:18892281

約数の個数: 16

約数和(自身を含む): 32645725056

約数和(自身を除く): 13866877262

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 18892201, 37784402, 132245407, 264490814, 1341346271, 2682692542, 9389423897, 18778847794]

約数ペア:

[(1, 18778847794), (2, 9389423897), (7, 2682692542), (14, 1341346271), (71, 264490814), (142, 132245407), (497, 37784402), (994, 18892201)]