198072018

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{255907}}^1$

素因数の和:255958

約数の個数: 24

約数和(自身を含む): 439138128

約数和(自身を除く): 241066110

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 255907, 511814, 767721, 1535442, 2303163, 4606326, 11004001, 22008002, 33012003, 66024006, 99036009, 198072018]

約数ペア:

[(1, 198072018), (2, 99036009), (3, 66024006), (6, 33012003), (9, 22008002), (18, 11004001), (43, 4606326), (86, 2303163), (129, 1535442), (258, 767721), (387, 511814), (774, 255907)]