20218179898

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{12780139}}^1$

素因数の和:12780261

約数の個数: 16

約数和(自身を含む): 34966463040

約数和(自身を除く): 14748283142

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 12780139, 25560278, 89460973, 178921946, 1444155707, 2888311414, 10109089949, 20218179898]

約数ペア:

[(1, 20218179898), (2, 10109089949), (7, 2888311414), (14, 1444155707), (113, 178921946), (226, 89460973), (791, 25560278), (1582, 12780139)]