18197940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{303299}}^1$

素因数の和:303311

約数の個数: 24

約数和(自身を含む): 50954400

約数和(自身を除く): 32756460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 303299, 606598, 909897, 1213196, 1516495, 1819794, 3032990, 3639588, 4549485, 6065980, 9098970, 18197940]

約数ペア:

[(1, 18197940), (2, 9098970), (3, 6065980), (4, 4549485), (5, 3639588), (6, 3032990), (10, 1819794), (12, 1516495), (15, 1213196), (20, 909897), (30, 606598), (60, 303299)]