20480229

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9851}}^1$

素因数の和:9878

約数の個数: 32

約数和(自身を含む): 37831680

約数和(自身を除く): 17351451

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9851, 29553, 68957, 88659, 108361, 206871, 265977, 325083, 620613, 758527, 975249, 1861839, 2275581, 2925747, 6826743, 20480229]

約数ペア:

[(1, 20480229), (3, 6826743), (7, 2925747), (9, 2275581), (11, 1861839), (21, 975249), (27, 758527), (33, 620613), (63, 325083), (77, 265977), (99, 206871), (189, 108361), (231, 88659), (297, 68957), (693, 29553), (2079, 9851)]