20777856

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{4919}}^1$

素因数の和:4947

約数の個数: 64

約数和(自身を含む): 60220800

約数和(自身を除く): 39442944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 4919, 9838, 14757, 19676, 29514, 39352, 54109, 59028, 78704, 108218, 118056, 157408, 162327, 216436, 236112, 314816, 324654, 432872, 472224, 629632, 649308, 865744, 944448, 1298616, 1731488, 1888896, 2597232, 3462976, 5194464, 6925952, 10388928, 20777856]

約数ペア:

[(1, 20777856), (2, 10388928), (3, 6925952), (4, 5194464), (6, 3462976), (8, 2597232), (11, 1888896), (12, 1731488), (16, 1298616), (22, 944448), (24, 865744), (32, 649308), (33, 629632), (44, 472224), (48, 432872), (64, 324654), (66, 314816), (88, 236112), (96, 216436), (128, 162327), (132, 157408), (176, 118056), (192, 108218), (264, 78704), (352, 59028), (384, 54109), (528, 39352), (704, 29514), (1056, 19676), (1408, 14757), (2112, 9838), (4224, 4919)]