20239724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12941}}^1$

素因数の和:12985

約数の個数: 24

約数和(自身を含む): 39136608

約数和(自身を除く): 18896884

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12941, 25882, 51764, 219997, 297643, 439994, 595286, 879988, 1190572, 5059931, 10119862, 20239724]

約数ペア:

[(1, 20239724), (2, 10119862), (4, 5059931), (17, 1190572), (23, 879988), (34, 595286), (46, 439994), (68, 297643), (92, 219997), (391, 51764), (782, 25882), (1564, 12941)]