20041912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13397}}^1$

素因数の和:13431

約数の個数: 32

約数和(自身を含む): 43409520

約数和(自身を除く): 23367608

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13397, 26794, 53588, 107176, 147367, 227749, 294734, 455498, 589468, 910996, 1178936, 1821992, 2505239, 5010478, 10020956, 20041912]

約数ペア:

[(1, 20041912), (2, 10020956), (4, 5010478), (8, 2505239), (11, 1821992), (17, 1178936), (22, 910996), (34, 589468), (44, 455498), (68, 294734), (88, 227749), (136, 147367), (187, 107176), (374, 53588), (748, 26794), (1496, 13397)]