18728784

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1567}}^1$

素因数の和:1664

約数の個数: 60

約数和(自身を含む): 53079936

約数和(自身を除く): 34351152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1567, 1992, 2988, 3134, 3984, 4701, 5976, 6268, 9402, 11952, 12536, 14103, 18804, 25072, 28206, 37608, 56412, 75216, 112824, 130061, 225648, 260122, 390183, 520244, 780366, 1040488, 1170549, 1560732, 2080976, 2341098, 3121464, 4682196, 6242928, 9364392, 18728784]

約数ペア:

[(1, 18728784), (2, 9364392), (3, 6242928), (4, 4682196), (6, 3121464), (8, 2341098), (9, 2080976), (12, 1560732), (16, 1170549), (18, 1040488), (24, 780366), (36, 520244), (48, 390183), (72, 260122), (83, 225648), (144, 130061), (166, 112824), (249, 75216), (332, 56412), (498, 37608), (664, 28206), (747, 25072), (996, 18804), (1328, 14103), (1494, 12536), (1567, 11952), (1992, 9402), (2988, 6268), (3134, 5976), (3984, 4701)]