18653768

素因数分解:

$2^3\times 7^1\times {\mathrm{333103}}^1$

素因数の和:333116

約数の個数: 16

約数和(自身を含む): 39972480

約数和(自身を除く): 21318712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 333103, 666206, 1332412, 2331721, 2664824, 4663442, 9326884, 18653768]

約数ペア:

[(1, 18653768), (2, 9326884), (4, 4663442), (7, 2664824), (8, 2331721), (14, 1332412), (28, 666206), (56, 333103)]