18971608

素因数分解:

$2^3\times {\mathrm{739}}^1\times {\mathrm{3209}}^1$

素因数の和:3954

約数の個数: 16

約数和(自身を含む): 35631000

約数和(自身を除く): 16659392

約数列:

[1, 2, 4, 8, 739, 1478, 2956, 3209, 5912, 6418, 12836, 25672, 2371451, 4742902, 9485804, 18971608]

約数ペア:

[(1, 18971608), (2, 9485804), (4, 4742902), (8, 2371451), (739, 25672), (1478, 12836), (2956, 6418), (3209, 5912)]