15980902

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18713}}^1$

素因数の和:18783

約数の個数: 16

約数和(自身を含む): 27846432

約数和(自身を除く): 11865530

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 18713, 37426, 130991, 261982, 1141493, 2282986, 7990451, 15980902]

約数ペア:

[(1, 15980902), (2, 7990451), (7, 2282986), (14, 1141493), (61, 261982), (122, 130991), (427, 37426), (854, 18713)]