20716836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10723}}^1$

素因数の和:10760

約数の個数: 48

約数和(自身を含む): 57652224

約数和(自身を除く): 36935388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10723, 21446, 32169, 42892, 64338, 75061, 128676, 150122, 225183, 246629, 300244, 450366, 493258, 739887, 900732, 986516, 1479774, 1726403, 2959548, 3452806, 5179209, 6905612, 10358418, 20716836]

約数ペア:

[(1, 20716836), (2, 10358418), (3, 6905612), (4, 5179209), (6, 3452806), (7, 2959548), (12, 1726403), (14, 1479774), (21, 986516), (23, 900732), (28, 739887), (42, 493258), (46, 450366), (69, 300244), (84, 246629), (92, 225183), (138, 150122), (161, 128676), (276, 75061), (322, 64338), (483, 42892), (644, 32169), (966, 21446), (1932, 10723)]