19271489

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 21146832

約数和(自身を除く): 1875343

約数列:

[1, 17, 53, 73, 293, 901, 1241, 3869, 4981, 15529, 21389, 65773, 263993, 363613, 1133617, 19271489]

約数ペア:

[(1, 19271489), (17, 1133617), (53, 363613), (73, 263993), (293, 65773), (901, 21389), (1241, 15529), (3869, 4981)]