20172875254

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7314313}}^1$

素因数の和:7314519

約数の個数: 16

約数和(自身を含む): 34757620128

約数和(自身を除く): 14584744874

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 7314313, 14628626, 51200191, 102400382, 1440919661, 2881839322, 10086437627, 20172875254]

約数ペア:

[(1, 20172875254), (2, 10086437627), (7, 2881839322), (14, 1440919661), (197, 102400382), (394, 51200191), (1379, 14628626), (2758, 7314313)]