20603808

素因数分解:

$2^5\times 3^4\times {\mathrm{7949}}^1$

素因数の和:7971

約数の個数: 60

約数和(自身を含む): 60602850

約数和(自身を除く): 39999042

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 7949, 15898, 23847, 31796, 47694, 63592, 71541, 95388, 127184, 143082, 190776, 214623, 254368, 286164, 381552, 429246, 572328, 643869, 763104, 858492, 1144656, 1287738, 1716984, 2289312, 2575476, 3433968, 5150952, 6867936, 10301904, 20603808]

約数ペア:

[(1, 20603808), (2, 10301904), (3, 6867936), (4, 5150952), (6, 3433968), (8, 2575476), (9, 2289312), (12, 1716984), (16, 1287738), (18, 1144656), (24, 858492), (27, 763104), (32, 643869), (36, 572328), (48, 429246), (54, 381552), (72, 286164), (81, 254368), (96, 214623), (108, 190776), (144, 143082), (162, 127184), (216, 95388), (288, 71541), (324, 63592), (432, 47694), (648, 31796), (864, 23847), (1296, 15898), (2592, 7949)]