20785582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 34099200

約数和(自身を除く): 13313618

約数列:

[1, 2, 19, 38, 59, 73, 118, 127, 146, 254, 1121, 1387, 2242, 2413, 2774, 4307, 4826, 7493, 8614, 9271, 14986, 18542, 81833, 142367, 163666, 176149, 284734, 352298, 546989, 1093978, 10392791, 20785582]

約数ペア:

[(1, 20785582), (2, 10392791), (19, 1093978), (38, 546989), (59, 352298), (73, 284734), (118, 176149), (127, 163666), (146, 142367), (254, 81833), (1121, 18542), (1387, 14986), (2242, 9271), (2413, 8614), (2774, 7493), (4307, 4826)]