2019490891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1\times {\mathrm{2221}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 2224417536

約数和(自身を除く): 204926645

約数列:

[1, 11, 131, 631, 1441, 2221, 6941, 24431, 82661, 290951, 909271, 1401451, 3200461, 15415961, 183590081, 2019490891]

約数ペア:

[(1, 2019490891), (11, 183590081), (131, 15415961), (631, 3200461), (1441, 1401451), (2221, 909271), (6941, 290951), (24431, 82661)]