19166488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{617}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 39378960

約数和(自身を除く): 20212472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 353, 617, 706, 1234, 1412, 2468, 2824, 3883, 4936, 6787, 7766, 13574, 15532, 27148, 31064, 54296, 217801, 435602, 871204, 1742408, 2395811, 4791622, 9583244, 19166488]

約数ペア:

[(1, 19166488), (2, 9583244), (4, 4791622), (8, 2395811), (11, 1742408), (22, 871204), (44, 435602), (88, 217801), (353, 54296), (617, 31064), (706, 27148), (1234, 15532), (1412, 13574), (2468, 7766), (2824, 6787), (3883, 4936)]