18868612

素因数分解:

$2^2\times 7^1\times {\mathrm{673879}}^1$

素因数の和:673890

約数の個数: 12

約数和(自身を含む): 37737280

約数和(自身を除く): 18868668

約数列:

[1, 2, 4, 7, 14, 28, 673879, 1347758, 2695516, 4717153, 9434306, 18868612]

約数ペア:

[(1, 18868612), (2, 9434306), (4, 4717153), (7, 2695516), (14, 1347758), (28, 673879)]