20988528052

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{745649}}^1$

素因数の和:745911

約数の個数: 24

約数和(自身を含む): 38081836800

約数和(自身を除く): 17093308748

約数列:

[1, 2, 4, 31, 62, 124, 227, 454, 908, 7037, 14074, 28148, 745649, 1491298, 2982596, 23115119, 46230238, 92460476, 169262323, 338524646, 677049292, 5247132013, 10494264026, 20988528052]

約数ペア:

[(1, 20988528052), (2, 10494264026), (4, 5247132013), (31, 677049292), (62, 338524646), (124, 169262323), (227, 92460476), (454, 46230238), (908, 23115119), (7037, 2982596), (14074, 1491298), (28148, 745649)]