2021691220

素因数分解:

$2^2\times 5^1\times {\mathrm{9187}}^1\times {\mathrm{11003}}^1$

素因数の和:20199

約数の個数: 24

約数和(自身を含む): 4246399584

約数和(自身を除く): 2224708364

約数列:

[1, 2, 4, 5, 10, 20, 9187, 11003, 18374, 22006, 36748, 44012, 45935, 55015, 91870, 110030, 183740, 220060, 101084561, 202169122, 404338244, 505422805, 1010845610, 2021691220]

約数ペア:

[(1, 2021691220), (2, 1010845610), (4, 505422805), (5, 404338244), (10, 202169122), (20, 101084561), (9187, 220060), (11003, 183740), (18374, 110030), (22006, 91870), (36748, 55015), (44012, 45935)]