20770816

素因数分解:

$2^{12}\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:496

約数の個数: 52

約数和(自身を含む): 45410904

約数和(自身を除く): 24640088

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 461, 512, 704, 922, 1024, 1408, 1844, 2048, 2816, 3688, 4096, 5071, 5632, 7376, 10142, 11264, 14752, 20284, 22528, 29504, 40568, 45056, 59008, 81136, 118016, 162272, 236032, 324544, 472064, 649088, 944128, 1298176, 1888256, 2596352, 5192704, 10385408, 20770816]

約数ペア:

[(1, 20770816), (2, 10385408), (4, 5192704), (8, 2596352), (11, 1888256), (16, 1298176), (22, 944128), (32, 649088), (44, 472064), (64, 324544), (88, 236032), (128, 162272), (176, 118016), (256, 81136), (352, 59008), (461, 45056), (512, 40568), (704, 29504), (922, 22528), (1024, 20284), (1408, 14752), (1844, 11264), (2048, 10142), (2816, 7376), (3688, 5632), (4096, 5071)]