18994428

素因数分解:

$2^2\times 3^2\times {\mathrm{527623}}^1$

素因数の和:527633

約数の個数: 18

約数和(自身を含む): 48013784

約数和(自身を除く): 29019356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 527623, 1055246, 1582869, 2110492, 3165738, 4748607, 6331476, 9497214, 18994428]

約数ペア:

[(1, 18994428), (2, 9497214), (3, 6331476), (4, 4748607), (6, 3165738), (9, 2110492), (12, 1582869), (18, 1055246), (36, 527623)]