18620730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{206897}}^1$

素因数の和:206910

約数の個数: 24

約数和(自身を含む): 48414132

約数和(自身を除く): 29793402

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 206897, 413794, 620691, 1034485, 1241382, 1862073, 2068970, 3103455, 3724146, 6206910, 9310365, 18620730]

約数ペア:

[(1, 18620730), (2, 9310365), (3, 6206910), (5, 3724146), (6, 3103455), (9, 2068970), (10, 1862073), (15, 1241382), (18, 1034485), (30, 620691), (45, 413794), (90, 206897)]