18853460

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3331}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 39744096

約数和(自身を除く): 20890636

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 3331, 5660, 6662, 13324, 16655, 33310, 66620, 942673, 1885346, 3770692, 4713365, 9426730, 18853460]

約数ペア:

[(1, 18853460), (2, 9426730), (4, 4713365), (5, 3770692), (10, 1885346), (20, 942673), (283, 66620), (566, 33310), (1132, 16655), (1415, 13324), (2830, 6662), (3331, 5660)]