18671928

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 51477120

約数和(自身を除く): 32805192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 107, 132, 214, 264, 321, 428, 642, 661, 856, 1177, 1284, 1322, 1983, 2354, 2568, 2644, 3531, 3966, 4708, 5288, 7062, 7271, 7932, 9416, 14124, 14542, 15864, 21813, 28248, 29084, 43626, 58168, 70727, 87252, 141454, 174504, 212181, 282908, 424362, 565816, 777997, 848724, 1555994, 1697448, 2333991, 3111988, 4667982, 6223976, 9335964, 18671928]

約数ペア:

[(1, 18671928), (2, 9335964), (3, 6223976), (4, 4667982), (6, 3111988), (8, 2333991), (11, 1697448), (12, 1555994), (22, 848724), (24, 777997), (33, 565816), (44, 424362), (66, 282908), (88, 212181), (107, 174504), (132, 141454), (214, 87252), (264, 70727), (321, 58168), (428, 43626), (642, 29084), (661, 28248), (856, 21813), (1177, 15864), (1284, 14542), (1322, 14124), (1983, 9416), (2354, 7932), (2568, 7271), (2644, 7062), (3531, 5288), (3966, 4708)]