20407398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1283}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 44744832

約数和(自身を除く): 24337434

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 241, 482, 723, 1283, 1446, 2566, 2651, 3849, 5302, 7698, 7953, 14113, 15906, 28226, 42339, 84678, 309203, 618406, 927609, 1855218, 3401233, 6802466, 10203699, 20407398]

約数ペア:

[(1, 20407398), (2, 10203699), (3, 6802466), (6, 3401233), (11, 1855218), (22, 927609), (33, 618406), (66, 309203), (241, 84678), (482, 42339), (723, 28226), (1283, 15906), (1446, 14113), (2566, 7953), (2651, 7698), (3849, 5302)]