19936404

素因数分解:

$2^2\times 3^2\times {\mathrm{553789}}^1$

素因数の和:553799

約数の個数: 18

約数和(自身を含む): 50394890

約数和(自身を除く): 30458486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553789, 1107578, 1661367, 2215156, 3322734, 4984101, 6645468, 9968202, 19936404]

約数ペア:

[(1, 19936404), (2, 9968202), (3, 6645468), (4, 4984101), (6, 3322734), (9, 2215156), (12, 1661367), (18, 1107578), (36, 553789)]