20160837956

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 42479001600

約数和(自身を除く): 22318163644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 271, 322, 331, 349, 542, 644, 662, 698, 1084, 1324, 1396, 1897, 2317, 2443, 3794, 4634, 4886, 6233, 7588, 7613, 8027, 9268, 9772, 12466, 15226, 16054, 24932, 30452, 32108, 43631, 53291, 56189, 87262, 89701, 94579, 106582, 112378, 115519, 174524, 179402, 189158, 213164, 224756, 231038, 358804, 378316, 462076, 627907, 662053, 808633, 1255814, 1324106, 1617266, 2063123, 2175317, 2511628, 2648212, 2656937, 3234532, 4126246, 4350634, 5313874, 8252492, 8701268, 10627748, 14441861, 15227219, 18598559, 28883722, 30454438, 31305649, 37197118, 57767444, 60908876, 62611298, 74394236, 125222596, 219139543, 438279086, 720029927, 876558172, 1440059854, 2880119708, 5040209489, 10080418978, 20160837956]

約数ペア:

[(1, 20160837956), (2, 10080418978), (4, 5040209489), (7, 2880119708), (14, 1440059854), (23, 876558172), (28, 720029927), (46, 438279086), (92, 219139543), (161, 125222596), (271, 74394236), (322, 62611298), (331, 60908876), (349, 57767444), (542, 37197118), (644, 31305649), (662, 30454438), (698, 28883722), (1084, 18598559), (1324, 15227219), (1396, 14441861), (1897, 10627748), (2317, 8701268), (2443, 8252492), (3794, 5313874), (4634, 4350634), (4886, 4126246), (6233, 3234532), (7588, 2656937), (7613, 2648212), (8027, 2511628), (9268, 2175317), (9772, 2063123), (12466, 1617266), (15226, 1324106), (16054, 1255814), (24932, 808633), (30452, 662053), (32108, 627907), (43631, 462076), (53291, 378316), (56189, 358804), (87262, 231038), (89701, 224756), (94579, 213164), (106582, 189158), (112378, 179402), (115519, 174524)]