19923535

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{569}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 24624000

約数和(自身を除く): 4700465

約数列:

[1, 5, 47, 149, 235, 569, 745, 2845, 7003, 26743, 35015, 84781, 133715, 423905, 3984707, 19923535]

約数ペア:

[(1, 19923535), (5, 3984707), (47, 423905), (149, 133715), (235, 84781), (569, 35015), (745, 26743), (2845, 7003)]