20412854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1597}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 38658816

約数和(自身を除く): 18245962

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 154, 166, 581, 913, 1162, 1597, 1826, 3194, 6391, 11179, 12782, 17567, 22358, 35134, 122969, 132551, 245938, 265102, 927857, 1458061, 1855714, 2916122, 10206427, 20412854]

約数ペア:

[(1, 20412854), (2, 10206427), (7, 2916122), (11, 1855714), (14, 1458061), (22, 927857), (77, 265102), (83, 245938), (154, 132551), (166, 122969), (581, 35134), (913, 22358), (1162, 17567), (1597, 12782), (1826, 11179), (3194, 6391)]