18091940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31193}}^1$

素因数の和:31231

約数の個数: 24

約数和(自身を含む): 39304440

約数和(自身を除く): 21212500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31193, 62386, 124772, 155965, 311930, 623860, 904597, 1809194, 3618388, 4522985, 9045970, 18091940]

約数ペア:

[(1, 18091940), (2, 9045970), (4, 4522985), (5, 3618388), (10, 1809194), (20, 904597), (29, 623860), (58, 311930), (116, 155965), (145, 124772), (290, 62386), (580, 31193)]