20694696

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1823}}^1$

素因数の和:1886

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 37089624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1823, 1892, 2838, 3646, 3784, 5469, 5676, 7292, 10938, 11352, 14584, 20053, 21876, 40106, 43752, 60159, 78389, 80212, 120318, 156778, 160424, 235167, 240636, 313556, 470334, 481272, 627112, 862279, 940668, 1724558, 1881336, 2586837, 3449116, 5173674, 6898232, 10347348, 20694696]

約数ペア:

[(1, 20694696), (2, 10347348), (3, 6898232), (4, 5173674), (6, 3449116), (8, 2586837), (11, 1881336), (12, 1724558), (22, 940668), (24, 862279), (33, 627112), (43, 481272), (44, 470334), (66, 313556), (86, 240636), (88, 235167), (129, 160424), (132, 156778), (172, 120318), (258, 80212), (264, 78389), (344, 60159), (473, 43752), (516, 40106), (946, 21876), (1032, 20053), (1419, 14584), (1823, 11352), (1892, 10938), (2838, 7292), (3646, 5676), (3784, 5469)]