18153854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20771}}^1$

素因数の和:20815

約数の個数: 16

約数和(自身を含む): 29911680

約数和(自身を除く): 11757826

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20771, 41542, 394649, 477733, 789298, 955466, 9076927, 18153854]

約数ペア:

[(1, 18153854), (2, 9076927), (19, 955466), (23, 789298), (38, 477733), (46, 394649), (437, 41542), (874, 20771)]