2019986507

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1319}}^1\times {\mathrm{19889}}^1$

素因数の和:21226

約数の個数: 16

約数和(自身を含む): 2520460800

約数和(自身を除く): 500474293

約数列:

[1, 7, 11, 77, 1319, 9233, 14509, 19889, 101563, 139223, 218779, 1531453, 26233591, 183635137, 288569501, 2019986507]

約数ペア:

[(1, 2019986507), (7, 288569501), (11, 183635137), (77, 26233591), (1319, 1531453), (9233, 218779), (14509, 139223), (19889, 101563)]