20403773138

素因数分解:

$2^1\times 7^1\times {\mathrm{29429}}^1\times {\mathrm{49523}}^1$

素因数の和:78961

約数の個数: 16

約数和(自身を含む): 34979791680

約数和(自身を除く): 14576018542

約数列:

[1, 2, 7, 14, 29429, 49523, 58858, 99046, 206003, 346661, 412006, 693322, 1457412367, 2914824734, 10201886569, 20403773138]

約数ペア:

[(1, 20403773138), (2, 10201886569), (7, 2914824734), (14, 1457412367), (29429, 693322), (49523, 412006), (58858, 346661), (99046, 206003)]