19948428

素因数分解:

$2^2\times 3^2\times {\mathrm{554123}}^1$

素因数の和:554133

約数の個数: 18

約数和(自身を含む): 50425284

約数和(自身を除く): 30476856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 554123, 1108246, 1662369, 2216492, 3324738, 4987107, 6649476, 9974214, 19948428]

約数ペア:

[(1, 19948428), (2, 9974214), (3, 6649476), (4, 4987107), (6, 3324738), (9, 2216492), (12, 1662369), (18, 1108246), (36, 554123)]