18738728

素因数分解:

$2^3\times {\mathrm{461}}^1\times {\mathrm{5081}}^1$

素因数の和:5548

約数の個数: 16

約数和(自身を含む): 35218260

約数和(自身を除く): 16479532

約数列:

[1, 2, 4, 8, 461, 922, 1844, 3688, 5081, 10162, 20324, 40648, 2342341, 4684682, 9369364, 18738728]

約数ペア:

[(1, 18738728), (2, 9369364), (4, 4684682), (8, 2342341), (461, 40648), (922, 20324), (1844, 10162), (3688, 5081)]