27720202

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1741}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 43898400

約数和(自身を除く): 16178198

約数列:

[1, 2, 19, 38, 419, 838, 1741, 3482, 7961, 15922, 33079, 66158, 729479, 1458958, 13860101, 27720202]

約数ペア:

[(1, 27720202), (2, 13860101), (19, 1458958), (38, 729479), (419, 66158), (838, 33079), (1741, 15922), (3482, 7961)]