20081424748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1987}}^1$

素因数の和:2196

約数の個数: 144

約数和(自身を含む): 46788931840

約数和(自身を除く): 26707507092

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 157, 209, 242, 266, 308, 314, 418, 484, 532, 628, 836, 847, 1099, 1463, 1694, 1727, 1987, 2198, 2299, 2926, 2983, 3388, 3454, 3974, 4396, 4598, 5852, 5966, 6908, 7948, 9196, 11932, 12089, 13909, 16093, 18997, 20881, 21857, 24178, 27818, 32186, 32813, 37753, 37994, 41762, 43714, 48356, 55636, 64372, 65626, 75506, 75988, 83524, 87428, 131252, 132979, 151012, 152999, 229691, 240427, 264271, 265958, 305998, 311959, 360943, 415283, 459382, 480854, 528542, 531916, 611996, 623918, 721886, 830566, 918764, 961708, 1057084, 1247836, 1443772, 1661132, 1682989, 2183713, 2526601, 2906981, 3365978, 3431549, 4367426, 4568113, 5053202, 5813962, 5927221, 6731956, 6863098, 8734852, 9136226, 10106404, 11627924, 11854442, 13726196, 18272452, 23708884, 24020843, 31976791, 37747039, 41490547, 48041686, 63953582, 65199431, 75494078, 82981094, 96083372, 127907164, 130398862, 150988156, 165962188, 260797724, 264229273, 456396017, 528458546, 717193741, 912792034, 1056917092, 1434387482, 1825584068, 2868774964, 5020356187, 10040712374, 20081424748]

約数ペア:

[(1, 20081424748), (2, 10040712374), (4, 5020356187), (7, 2868774964), (11, 1825584068), (14, 1434387482), (19, 1056917092), (22, 912792034), (28, 717193741), (38, 528458546), (44, 456396017), (76, 264229273), (77, 260797724), (121, 165962188), (133, 150988156), (154, 130398862), (157, 127907164), (209, 96083372), (242, 82981094), (266, 75494078), (308, 65199431), (314, 63953582), (418, 48041686), (484, 41490547), (532, 37747039), (628, 31976791), (836, 24020843), (847, 23708884), (1099, 18272452), (1463, 13726196), (1694, 11854442), (1727, 11627924), (1987, 10106404), (2198, 9136226), (2299, 8734852), (2926, 6863098), (2983, 6731956), (3388, 5927221), (3454, 5813962), (3974, 5053202), (4396, 4568113), (4598, 4367426), (5852, 3431549), (5966, 3365978), (6908, 2906981), (7948, 2526601), (9196, 2183713), (11932, 1682989), (12089, 1661132), (13909, 1443772), (16093, 1247836), (18997, 1057084), (20881, 961708), (21857, 918764), (24178, 830566), (27818, 721886), (32186, 623918), (32813, 611996), (37753, 531916), (37994, 528542), (41762, 480854), (43714, 459382), (48356, 415283), (55636, 360943), (64372, 311959), (65626, 305998), (75506, 265958), (75988, 264271), (83524, 240427), (87428, 229691), (131252, 152999), (132979, 151012)]