2011942016

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 4708091520

約数和(自身を除く): 2696149504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 131, 224, 244, 262, 281, 427, 448, 488, 524, 562, 854, 896, 917, 976, 1048, 1124, 1708, 1834, 1952, 1967, 2096, 2248, 3416, 3668, 3904, 3934, 4192, 4496, 6832, 7336, 7808, 7868, 7991, 8384, 8992, 13664, 14672, 15736, 15982, 16768, 17141, 17984, 27328, 29344, 31472, 31964, 34282, 35968, 36811, 54656, 55937, 58688, 62944, 63928, 68564, 73622, 111874, 117376, 119987, 125888, 127856, 137128, 147244, 223748, 239974, 251776, 255712, 257677, 274256, 294488, 447496, 479948, 511424, 515354, 548512, 588976, 894992, 959896, 1022848, 1030708, 1097024, 1177952, 1789984, 1919792, 2061416, 2194048, 2245471, 2355904, 3579968, 3839584, 4122832, 4490942, 4711808, 7159936, 7679168, 8245664, 8981884, 15358336, 15718297, 16491328, 17963768, 31436594, 32982656, 35927536, 62873188, 71855072, 125746376, 143710144, 251492752, 287420288, 502985504, 1005971008, 2011942016]

約数ペア:

[(1, 2011942016), (2, 1005971008), (4, 502985504), (7, 287420288), (8, 251492752), (14, 143710144), (16, 125746376), (28, 71855072), (32, 62873188), (56, 35927536), (61, 32982656), (64, 31436594), (112, 17963768), (122, 16491328), (128, 15718297), (131, 15358336), (224, 8981884), (244, 8245664), (262, 7679168), (281, 7159936), (427, 4711808), (448, 4490942), (488, 4122832), (524, 3839584), (562, 3579968), (854, 2355904), (896, 2245471), (917, 2194048), (976, 2061416), (1048, 1919792), (1124, 1789984), (1708, 1177952), (1834, 1097024), (1952, 1030708), (1967, 1022848), (2096, 959896), (2248, 894992), (3416, 588976), (3668, 548512), (3904, 515354), (3934, 511424), (4192, 479948), (4496, 447496), (6832, 294488), (7336, 274256), (7808, 257677), (7868, 255712), (7991, 251776), (8384, 239974), (8992, 223748), (13664, 147244), (14672, 137128), (15736, 127856), (15982, 125888), (16768, 119987), (17141, 117376), (17984, 111874), (27328, 73622), (29344, 68564), (31472, 63928), (31964, 62944), (34282, 58688), (35968, 55937), (36811, 54656)]