18947354

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1487}}^1$

素因数の和:1789

約数の個数: 16

約数和(自身を含む): 29783808

約数和(自身を除く): 10836454

約数列:

[1, 2, 23, 46, 277, 554, 1487, 2974, 6371, 12742, 34201, 68402, 411899, 823798, 9473677, 18947354]

約数ペア:

[(1, 18947354), (2, 9473677), (23, 823798), (46, 411899), (277, 68402), (554, 34201), (1487, 12742), (2974, 6371)]