20156279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2999}}^1$

素因数の和:3070

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 4035721

約数列:

[1, 11, 13, 47, 143, 517, 611, 2999, 6721, 32989, 38987, 140953, 428857, 1550483, 1832389, 20156279]

約数ペア:

[(1, 20156279), (11, 1832389), (13, 1550483), (47, 428857), (143, 140953), (517, 38987), (611, 32989), (2999, 6721)]