2017780798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{460891}}^1$

素因数の和:461103

約数の個数: 16

約数和(自身を含む): 3318422400

約数和(自身を除く): 1300641602

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 460891, 921782, 5069801, 10139602, 91717309, 183434618, 1008890399, 2017780798]

約数ペア:

[(1, 2017780798), (2, 1008890399), (11, 183434618), (22, 91717309), (199, 10139602), (398, 5069801), (2189, 921782), (4378, 460891)]