20472078

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{991}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 44854272

約数和(自身を除く): 24382194

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313, 626, 939, 991, 1878, 1982, 2973, 3443, 5946, 6886, 10329, 10901, 20658, 21802, 32703, 65406, 310183, 620366, 930549, 1861098, 3412013, 6824026, 10236039, 20472078]

約数ペア:

[(1, 20472078), (2, 10236039), (3, 6824026), (6, 3412013), (11, 1861098), (22, 930549), (33, 620366), (66, 310183), (313, 65406), (626, 32703), (939, 21802), (991, 20658), (1878, 10901), (1982, 10329), (2973, 6886), (3443, 5946)]