18809972065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1\times {\mathrm{312121}}^1$

素因数の和:312852

約数の個数: 16

約数和(自身を含む): 23933514960

約数和(自身を除く): 5123542895

約数列:

[1, 5, 17, 85, 709, 3545, 12053, 60265, 312121, 1560605, 5306057, 26530285, 221293789, 1106468945, 3761994413, 18809972065]

約数ペア:

[(1, 18809972065), (5, 3761994413), (17, 1106468945), (85, 221293789), (709, 26530285), (3545, 5306057), (12053, 1560605), (60265, 312121)]