20018826

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{2423}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 47646144

約数和(自身を除く): 27627318

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2423, 2754, 4131, 4846, 7269, 8262, 14538, 21807, 41191, 43614, 65421, 82382, 123573, 130842, 196263, 247146, 370719, 392526, 588789, 741438, 1112157, 1177578, 2224314, 3336471, 6672942, 10009413, 20018826]

約数ペア:

[(1, 20018826), (2, 10009413), (3, 6672942), (6, 3336471), (9, 2224314), (17, 1177578), (18, 1112157), (27, 741438), (34, 588789), (51, 392526), (54, 370719), (81, 247146), (102, 196263), (153, 130842), (162, 123573), (243, 82382), (306, 65421), (459, 43614), (486, 41191), (918, 21807), (1377, 14538), (2423, 8262), (2754, 7269), (4131, 4846)]