18204656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27751}}^1$

素因数の和:27800

約数の個数: 20

約数和(自身を含む): 36133104

約数和(自身を除く): 17928448

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27751, 55502, 111004, 222008, 444016, 1137791, 2275582, 4551164, 9102328, 18204656]

約数ペア:

[(1, 18204656), (2, 9102328), (4, 4551164), (8, 2275582), (16, 1137791), (41, 444016), (82, 222008), (164, 111004), (328, 55502), (656, 27751)]