198585454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{77999}}^1$

素因数の和:78087

約数の個数: 16

約数和(自身を含む): 318240000

約数和(自身を除く): 119654546

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 77999, 155998, 1481981, 2963962, 5225933, 10451866, 99292727, 198585454]

約数ペア:

[(1, 198585454), (2, 99292727), (19, 10451866), (38, 5225933), (67, 2963962), (134, 1481981), (1273, 155998), (2546, 77999)]