19987176

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{75709}}^1$

素因数の和:75729

約数の個数: 32

約数和(自身を含む): 54511200

約数和(自身を除く): 34524024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 75709, 151418, 227127, 302836, 454254, 605672, 832799, 908508, 1665598, 1817016, 2498397, 3331196, 4996794, 6662392, 9993588, 19987176]

約数ペア:

[(1, 19987176), (2, 9993588), (3, 6662392), (4, 4996794), (6, 3331196), (8, 2498397), (11, 1817016), (12, 1665598), (22, 908508), (24, 832799), (33, 605672), (44, 454254), (66, 302836), (88, 227127), (132, 151418), (264, 75709)]