20888959797

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 33549516000

約数和(自身を除く): 12660556203

約数列:

[1, 3, 9, 17, 37, 51, 97, 109, 111, 153, 291, 327, 333, 349, 629, 873, 981, 1047, 1649, 1853, 1887, 3141, 3589, 4033, 4947, 5559, 5661, 5933, 10573, 10767, 12099, 12913, 14841, 16677, 17799, 31719, 32301, 33853, 36297, 38041, 38739, 53397, 61013, 68561, 95157, 101559, 114123, 116217, 179741, 183039, 205683, 219521, 304677, 342369, 391201, 539223, 549117, 575501, 617049, 646697, 658563, 1173603, 1252561, 1407517, 1617669, 1726503, 1940091, 1975689, 3520809, 3689977, 3757683, 4222551, 5179509, 5820273, 6650417, 11069931, 11273049, 12667653, 19951251, 21293537, 23927789, 33209793, 59853753, 62729609, 63880611, 71783367, 136529149, 188188827, 191641833, 215350101, 409587447, 564566481, 1228762341, 2320995533, 6962986599, 20888959797]

約数ペア:

[(1, 20888959797), (3, 6962986599), (9, 2320995533), (17, 1228762341), (37, 564566481), (51, 409587447), (97, 215350101), (109, 191641833), (111, 188188827), (153, 136529149), (291, 71783367), (327, 63880611), (333, 62729609), (349, 59853753), (629, 33209793), (873, 23927789), (981, 21293537), (1047, 19951251), (1649, 12667653), (1853, 11273049), (1887, 11069931), (3141, 6650417), (3589, 5820273), (4033, 5179509), (4947, 4222551), (5559, 3757683), (5661, 3689977), (5933, 3520809), (10573, 1975689), (10767, 1940091), (12099, 1726503), (12913, 1617669), (14841, 1407517), (16677, 1252561), (17799, 1173603), (31719, 658563), (32301, 646697), (33853, 617049), (36297, 575501), (38041, 549117), (38739, 539223), (53397, 391201), (61013, 342369), (68561, 304677), (95157, 219521), (101559, 205683), (114123, 183039), (116217, 179741)]