18878868

素因数分解:

$2^2\times 3^2\times {\mathrm{524413}}^1$

素因数の和:524423

約数の個数: 18

約数和(自身を含む): 47721674

約数和(自身を除く): 28842806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 524413, 1048826, 1573239, 2097652, 3146478, 4719717, 6292956, 9439434, 18878868]

約数ペア:

[(1, 18878868), (2, 9439434), (3, 6292956), (4, 4719717), (6, 3146478), (9, 2097652), (12, 1573239), (18, 1048826), (36, 524413)]