18448317

素因数分解:

$3^5\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 28916160

約数和(自身を除く): 10467843

約数列:

[1, 3, 9, 27, 31, 79, 81, 93, 237, 243, 279, 711, 837, 961, 2133, 2449, 2511, 2883, 6399, 7347, 7533, 8649, 19197, 22041, 25947, 66123, 75919, 77841, 198369, 227757, 233523, 595107, 683271, 2049813, 6149439, 18448317]

約数ペア:

[(1, 18448317), (3, 6149439), (9, 2049813), (27, 683271), (31, 595107), (79, 233523), (81, 227757), (93, 198369), (237, 77841), (243, 75919), (279, 66123), (711, 25947), (837, 22041), (961, 19197), (2133, 8649), (2449, 7533), (2511, 7347), (2883, 6399)]