19909836

素因数分解:

$2^2\times 3^2\times {\mathrm{553051}}^1$

素因数の和:553061

約数の個数: 18

約数和(自身を含む): 50327732

約数和(自身を除く): 30417896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553051, 1106102, 1659153, 2212204, 3318306, 4977459, 6636612, 9954918, 19909836]

約数ペア:

[(1, 19909836), (2, 9954918), (3, 6636612), (4, 4977459), (6, 3318306), (9, 2212204), (12, 1659153), (18, 1106102), (36, 553051)]