19715004

素因数分解:

$2^2\times 3^2\times {\mathrm{547639}}^1$

素因数の和:547649

約数の個数: 18

約数和(自身を含む): 49835240

約数和(自身を除く): 30120236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547639, 1095278, 1642917, 2190556, 3285834, 4928751, 6571668, 9857502, 19715004]

約数ペア:

[(1, 19715004), (2, 9857502), (3, 6571668), (4, 4928751), (6, 3285834), (9, 2190556), (12, 1642917), (18, 1095278), (36, 547639)]