161566583888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{234835151}}^1$

素因数の和:234835202

約数の個数: 20

約数和(自身を含む): 320315147328

約数和(自身を除く): 158748563440

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 234835151, 469670302, 939340604, 1878681208, 3757362416, 10097911493, 20195822986, 40391645972, 80783291944, 161566583888]

約数ペア:

[(1, 161566583888), (2, 80783291944), (4, 40391645972), (8, 20195822986), (16, 10097911493), (43, 3757362416), (86, 1878681208), (172, 939340604), (344, 469670302), (688, 234835151)]