2018207541

素因数分解:

$3^1\times 7^3\times {\mathrm{1961329}}^1$

素因数の和:1961353

約数の個数: 16

約数和(自身を含む): 3138128000

約数和(自身を除く): 1119920459

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1961329, 5883987, 13729303, 41187909, 96105121, 288315363, 672735847, 2018207541]

約数ペア:

[(1, 2018207541), (3, 672735847), (7, 288315363), (21, 96105121), (49, 41187909), (147, 13729303), (343, 5883987), (1029, 1961329)]