20792365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 29082240

約数和(自身を除く): 8289875

約数列:

[1, 5, 11, 19, 55, 95, 101, 197, 209, 505, 985, 1045, 1111, 1919, 2167, 3743, 5555, 9595, 10835, 18715, 19897, 21109, 41173, 99485, 105545, 205865, 218867, 378043, 1094335, 1890215, 4158473, 20792365]

約数ペア:

[(1, 20792365), (5, 4158473), (11, 1890215), (19, 1094335), (55, 378043), (95, 218867), (101, 205865), (197, 105545), (209, 99485), (505, 41173), (985, 21109), (1045, 19897), (1111, 18715), (1919, 10835), (2167, 9595), (3743, 5555)]