19979682

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{31121}}^1$

素因数の和:31233

約数の個数: 16

約数和(自身を含む): 40334112

約数和(自身を除く): 20354430

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 31121, 62242, 93363, 186726, 3329947, 6659894, 9989841, 19979682]

約数ペア:

[(1, 19979682), (2, 9989841), (3, 6659894), (6, 3329947), (107, 186726), (214, 93363), (321, 62242), (642, 31121)]