20165674732

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3499}}^1\times {\mathrm{5563}}^1$

素因数の和:9110

約数の個数: 48

約数和(自身を含む): 41440672000

約数和(自身を除く): 21274997268

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 3499, 5563, 6998, 11126, 13996, 22252, 24493, 38941, 48986, 77882, 97972, 129463, 155764, 205831, 258926, 411662, 517852, 823324, 906241, 1440817, 1812482, 2881634, 3624964, 5763268, 19464937, 38929874, 77859748, 136254559, 272509118, 545018236, 720202669, 1440405338, 2880810676, 5041418683, 10082837366, 20165674732]

約数ペア:

[(1, 20165674732), (2, 10082837366), (4, 5041418683), (7, 2880810676), (14, 1440405338), (28, 720202669), (37, 545018236), (74, 272509118), (148, 136254559), (259, 77859748), (518, 38929874), (1036, 19464937), (3499, 5763268), (5563, 3624964), (6998, 2881634), (11126, 1812482), (13996, 1440817), (22252, 906241), (24493, 823324), (38941, 517852), (48986, 411662), (77882, 258926), (97972, 205831), (129463, 155764)]