18204100

素因数分解:

$2^2\times 5^2\times {\mathrm{182041}}^1$

素因数の和:182055

約数の個数: 18

約数和(自身を含む): 39503114

約数和(自身を除く): 21299014

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 182041, 364082, 728164, 910205, 1820410, 3640820, 4551025, 9102050, 18204100]

約数ペア:

[(1, 18204100), (2, 9102050), (4, 4551025), (5, 3640820), (10, 1820410), (20, 910205), (25, 728164), (50, 364082), (100, 182041)]