20006679

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 33486336

約数和(自身を除く): 13479657

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 257, 337, 771, 1011, 1799, 2359, 2827, 3707, 5397, 7077, 8481, 11121, 19789, 25949, 59367, 77847, 86609, 259827, 606263, 952699, 1818789, 2858097, 6668893, 20006679]

約数ペア:

[(1, 20006679), (3, 6668893), (7, 2858097), (11, 1818789), (21, 952699), (33, 606263), (77, 259827), (231, 86609), (257, 77847), (337, 59367), (771, 25949), (1011, 19789), (1799, 11121), (2359, 8481), (2827, 7077), (3707, 5397)]