2018719315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{54347}}^1$

素因数の和:54411

約数の個数: 32

約数和(自身を含む): 2817400320

約数和(自身を除く): 798681005

約数列:

[1, 5, 17, 19, 23, 85, 95, 115, 323, 391, 437, 1615, 1955, 2185, 7429, 37145, 54347, 271735, 923899, 1032593, 1249981, 4619495, 5162965, 6249905, 17554081, 21249677, 23749639, 87770405, 106248385, 118748195, 403743863, 2018719315]

約数ペア:

[(1, 2018719315), (5, 403743863), (17, 118748195), (19, 106248385), (23, 87770405), (85, 23749639), (95, 21249677), (115, 17554081), (323, 6249905), (391, 5162965), (437, 4619495), (1615, 1249981), (1955, 1032593), (2185, 923899), (7429, 271735), (37145, 54347)]