18352240

素因数分解:

$2^4\times 5^1\times {\mathrm{229403}}^1$

素因数の和:229416

約数の個数: 20

約数和(自身を含む): 42669144

約数和(自身を除く): 24316904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229403, 458806, 917612, 1147015, 1835224, 2294030, 3670448, 4588060, 9176120, 18352240]

約数ペア:

[(1, 18352240), (2, 9176120), (4, 4588060), (5, 3670448), (8, 2294030), (10, 1835224), (16, 1147015), (20, 917612), (40, 458806), (80, 229403)]