20782608

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5623}}^1$

素因数の和:5652

約数の個数: 80

約数和(自身を含む): 66948096

約数和(自身を除く): 46165488

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5623, 11246, 16869, 22492, 33738, 39361, 44984, 61853, 67476, 78722, 89968, 118083, 123706, 134952, 157444, 185559, 236166, 247412, 269904, 314888, 371118, 432971, 472332, 494824, 629776, 742236, 865942, 944664, 989648, 1298913, 1484472, 1731884, 1889328, 2597826, 2968944, 3463768, 5195652, 6927536, 10391304, 20782608]

約数ペア:

[(1, 20782608), (2, 10391304), (3, 6927536), (4, 5195652), (6, 3463768), (7, 2968944), (8, 2597826), (11, 1889328), (12, 1731884), (14, 1484472), (16, 1298913), (21, 989648), (22, 944664), (24, 865942), (28, 742236), (33, 629776), (42, 494824), (44, 472332), (48, 432971), (56, 371118), (66, 314888), (77, 269904), (84, 247412), (88, 236166), (112, 185559), (132, 157444), (154, 134952), (168, 123706), (176, 118083), (231, 89968), (264, 78722), (308, 67476), (336, 61853), (462, 44984), (528, 39361), (616, 33738), (924, 22492), (1232, 16869), (1848, 11246), (3696, 5623)]