18809730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{208997}}^1$

素因数の和:209010

約数の個数: 24

約数和(自身を含む): 48905532

約数和(自身を除く): 30095802

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 208997, 417994, 626991, 1044985, 1253982, 1880973, 2089970, 3134955, 3761946, 6269910, 9404865, 18809730]

約数ペア:

[(1, 18809730), (2, 9404865), (3, 6269910), (5, 3761946), (6, 3134955), (9, 2089970), (10, 1880973), (15, 1253982), (18, 1044985), (30, 626991), (45, 417994), (90, 208997)]