20072836

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 22505084

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 439, 497, 644, 878, 994, 1633, 1756, 1988, 3073, 3266, 6146, 6532, 10097, 11431, 12292, 20194, 22862, 31169, 40388, 45724, 62338, 70679, 124676, 141358, 218183, 282716, 436366, 716887, 872732, 1433774, 2867548, 5018209, 10036418, 20072836]

約数ペア:

[(1, 20072836), (2, 10036418), (4, 5018209), (7, 2867548), (14, 1433774), (23, 872732), (28, 716887), (46, 436366), (71, 282716), (92, 218183), (142, 141358), (161, 124676), (284, 70679), (322, 62338), (439, 45724), (497, 40388), (644, 31169), (878, 22862), (994, 20194), (1633, 12292), (1756, 11431), (1988, 10097), (3073, 6532), (3266, 6146)]