15663794180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41220511}}^1$

素因数の和:41220539

約数の個数: 24

約数和(自身を含む): 34625230080

約数和(自身を除く): 18961435900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41220511, 82441022, 164882044, 206102555, 412205110, 783189709, 824410220, 1566379418, 3132758836, 3915948545, 7831897090, 15663794180]

約数ペア:

[(1, 15663794180), (2, 7831897090), (4, 3915948545), (5, 3132758836), (10, 1566379418), (19, 824410220), (20, 783189709), (38, 412205110), (76, 206102555), (95, 164882044), (190, 82441022), (380, 41220511)]