20539047

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5023}}^1$

素因数の和:5102

約数の個数: 16

約数和(自身を含む): 28938240

約数和(自身を除く): 8399193

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 5023, 15069, 145667, 236081, 437001, 708243, 6846349, 20539047]

約数ペア:

[(1, 20539047), (3, 6846349), (29, 708243), (47, 437001), (87, 236081), (141, 145667), (1363, 15069), (4089, 5023)]