20130687724

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1464263}}^1$

素因数の和:1464765

約数の個数: 24

約数和(自身を含む): 40343401728

約数和(自身を除く): 20212714004

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 3437, 6874, 13748, 1464263, 2928526, 5857052, 10249841, 20499682, 40999364, 718953133, 1437906266, 2875812532, 5032671931, 10065343862, 20130687724]

約数ペア:

[(1, 20130687724), (2, 10065343862), (4, 5032671931), (7, 2875812532), (14, 1437906266), (28, 718953133), (491, 40999364), (982, 20499682), (1964, 10249841), (3437, 5857052), (6874, 2928526), (13748, 1464263)]