208930484

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{33461}}^1$

素因数の和:33695

約数の個数: 24

約数和(自身を含む): 419747328

約数和(自身を除く): 210816844

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 33461, 66922, 133844, 234227, 468454, 936908, 7461803, 14923606, 29847212, 52232621, 104465242, 208930484]

約数ペア:

[(1, 208930484), (2, 104465242), (4, 52232621), (7, 29847212), (14, 14923606), (28, 7461803), (223, 936908), (446, 468454), (892, 234227), (1561, 133844), (3122, 66922), (6244, 33461)]