20161211632

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{9065293}}^1$

素因数の和:9065440

約数の個数: 20

約数和(自身を含む): 39343375960

約数和(自身を除く): 19182164328

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 9065293, 18130586, 36261172, 72522344, 145044688, 1260075727, 2520151454, 5040302908, 10080605816, 20161211632]

約数ペア:

[(1, 20161211632), (2, 10080605816), (4, 5040302908), (8, 2520151454), (16, 1260075727), (139, 145044688), (278, 72522344), (556, 36261172), (1112, 18130586), (2224, 9065293)]