20918562816

素因数分解:

$2^{12}\times 3^1\times {\mathrm{761}}^1\times {\mathrm{2237}}^1$

素因数の和:3025

約数の個数: 104

約数和(自身を含む): 55874283984

約数和(自身を除く): 34955721168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 761, 768, 1024, 1522, 1536, 2048, 2237, 2283, 3044, 3072, 4096, 4474, 4566, 6088, 6144, 6711, 8948, 9132, 12176, 12288, 13422, 17896, 18264, 24352, 26844, 35792, 36528, 48704, 53688, 71584, 73056, 97408, 107376, 143168, 146112, 194816, 214752, 286336, 292224, 389632, 429504, 572672, 584448, 779264, 859008, 1145344, 1168896, 1558528, 1702357, 1718016, 2290688, 2337792, 3117056, 3404714, 3436032, 4581376, 4675584, 5107071, 6809428, 6872064, 9162752, 9351168, 10214142, 13618856, 13744128, 20428284, 27237712, 27488256, 40856568, 54475424, 81713136, 108950848, 163426272, 217901696, 326852544, 435803392, 653705088, 871606784, 1307410176, 1743213568, 2614820352, 3486427136, 5229640704, 6972854272, 10459281408, 20918562816]

約数ペア:

[(1, 20918562816), (2, 10459281408), (3, 6972854272), (4, 5229640704), (6, 3486427136), (8, 2614820352), (12, 1743213568), (16, 1307410176), (24, 871606784), (32, 653705088), (48, 435803392), (64, 326852544), (96, 217901696), (128, 163426272), (192, 108950848), (256, 81713136), (384, 54475424), (512, 40856568), (761, 27488256), (768, 27237712), (1024, 20428284), (1522, 13744128), (1536, 13618856), (2048, 10214142), (2237, 9351168), (2283, 9162752), (3044, 6872064), (3072, 6809428), (4096, 5107071), (4474, 4675584), (4566, 4581376), (6088, 3436032), (6144, 3404714), (6711, 3117056), (8948, 2337792), (9132, 2290688), (12176, 1718016), (12288, 1702357), (13422, 1558528), (17896, 1168896), (18264, 1145344), (24352, 859008), (26844, 779264), (35792, 584448), (36528, 572672), (48704, 429504), (53688, 389632), (71584, 292224), (73056, 286336), (97408, 214752), (107376, 194816), (143168, 146112)]