12665988

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^2\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 54

約数和(自身を含む): 33033546

約数和(自身を除く): 20367558

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 257, 333, 444, 514, 666, 771, 1028, 1332, 1369, 1542, 2313, 2738, 3084, 4107, 4626, 5476, 8214, 9252, 9509, 12321, 16428, 19018, 24642, 28527, 38036, 49284, 57054, 85581, 114108, 171162, 342324, 351833, 703666, 1055499, 1407332, 2110998, 3166497, 4221996, 6332994, 12665988]

約数ペア:

[(1, 12665988), (2, 6332994), (3, 4221996), (4, 3166497), (6, 2110998), (9, 1407332), (12, 1055499), (18, 703666), (36, 351833), (37, 342324), (74, 171162), (111, 114108), (148, 85581), (222, 57054), (257, 49284), (333, 38036), (444, 28527), (514, 24642), (666, 19018), (771, 16428), (1028, 12321), (1332, 9509), (1369, 9252), (1542, 8214), (2313, 5476), (2738, 4626), (3084, 4107)]