19803674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{52951}}^1$

素因数の和:52981

約数の個数: 16

約数和(自身を含む): 34312896

約数和(自身を除く): 14509222

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 52951, 105902, 582461, 900167, 1164922, 1800334, 9901837, 19803674]

約数ペア:

[(1, 19803674), (2, 9901837), (11, 1800334), (17, 1164922), (22, 900167), (34, 582461), (187, 105902), (374, 52951)]