209969478

素因数分解:

$2^1\times 3^2\times {\mathrm{809}}^1\times {\mathrm{14419}}^1$

素因数の和:15236

約数の個数: 24

約数和(自身を含む): 455527800

約数和(自身を除く): 245558322

約数列:

[1, 2, 3, 6, 9, 18, 809, 1618, 2427, 4854, 7281, 14419, 14562, 28838, 43257, 86514, 129771, 259542, 11664971, 23329942, 34994913, 69989826, 104984739, 209969478]

約数ペア:

[(1, 209969478), (2, 104984739), (3, 69989826), (6, 34994913), (9, 23329942), (18, 11664971), (809, 259542), (1618, 129771), (2427, 86514), (4854, 43257), (7281, 28838), (14419, 14562)]