198411912

素因数分解:

$2^3\times 3^2\times {\mathrm{2755721}}^1$

素因数の和:2755733

約数の個数: 24

約数和(自身を含む): 537365790

約数和(自身を除く): 338953878

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2755721, 5511442, 8267163, 11022884, 16534326, 22045768, 24801489, 33068652, 49602978, 66137304, 99205956, 198411912]

約数ペア:

[(1, 198411912), (2, 99205956), (3, 66137304), (4, 49602978), (6, 33068652), (8, 24801489), (9, 22045768), (12, 16534326), (18, 11022884), (24, 8267163), (36, 5511442), (72, 2755721)]