20580658

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 36837504

約数和(自身を除く): 16256846

約数列:

[1, 2, 7, 14, 37, 67, 74, 134, 259, 469, 518, 593, 938, 1186, 2479, 4151, 4958, 8302, 17353, 21941, 34706, 39731, 43882, 79462, 153587, 278117, 307174, 556234, 1470047, 2940094, 10290329, 20580658]

約数ペア:

[(1, 20580658), (2, 10290329), (7, 2940094), (14, 1470047), (37, 556234), (67, 307174), (74, 278117), (134, 153587), (259, 79462), (469, 43882), (518, 39731), (593, 34706), (938, 21941), (1186, 17353), (2479, 8302), (4151, 4958)]