1889199994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{655517}}^1$

素因数の和:655661

約数の個数: 16

約数和(自身を含む): 3115021536

約数和(自身を除く): 1225821542

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 655517, 1311034, 7210687, 14421374, 85872727, 171745454, 944599997, 1889199994]

約数ペア:

[(1, 1889199994), (2, 944599997), (11, 171745454), (22, 85872727), (131, 14421374), (262, 7210687), (1441, 1311034), (2882, 655517)]