20257354

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 24

約数和(自身を含む): 33394572

約数和(自身を除く): 13137218

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 821, 949, 1642, 1898, 10673, 12337, 21346, 24674, 59933, 119866, 138749, 277498, 779129, 1558258, 10128677, 20257354]

約数ペア:

[(1, 20257354), (2, 10128677), (13, 1558258), (26, 779129), (73, 277498), (146, 138749), (169, 119866), (338, 59933), (821, 24674), (949, 21346), (1642, 12337), (1898, 10673)]