20811708544

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{32063}}^1$

素因数の和:32549

約数の個数: 64

約数和(自身を含む): 45329518080

約数和(自身を除く): 24517809536

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 461, 704, 922, 1408, 1844, 3688, 5071, 7376, 10142, 14752, 20284, 29504, 32063, 40568, 59008, 64126, 81136, 128252, 162272, 256504, 324544, 352693, 513008, 649088, 705386, 1026016, 1410772, 2052032, 2821544, 4104064, 5643088, 11286176, 14781043, 22572352, 29562086, 45144704, 59124172, 118248344, 162591473, 236496688, 325182946, 472993376, 650365892, 945986752, 1300731784, 1891973504, 2601463568, 5202927136, 10405854272, 20811708544]

約数ペア:

[(1, 20811708544), (2, 10405854272), (4, 5202927136), (8, 2601463568), (11, 1891973504), (16, 1300731784), (22, 945986752), (32, 650365892), (44, 472993376), (64, 325182946), (88, 236496688), (128, 162591473), (176, 118248344), (352, 59124172), (461, 45144704), (704, 29562086), (922, 22572352), (1408, 14781043), (1844, 11286176), (3688, 5643088), (5071, 4104064), (7376, 2821544), (10142, 2052032), (14752, 1410772), (20284, 1026016), (29504, 705386), (32063, 649088), (40568, 513008), (59008, 352693), (64126, 324544), (81136, 256504), (128252, 162272)]