20085327

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3701}}^1$

素因数の和:3780

約数の個数: 20

約数和(自身を含む): 30460056

約数和(自身を除く): 10374729

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3701, 5427, 11103, 33309, 99927, 247967, 299781, 743901, 2231703, 6695109, 20085327]

約数ペア:

[(1, 20085327), (3, 6695109), (9, 2231703), (27, 743901), (67, 299781), (81, 247967), (201, 99927), (603, 33309), (1809, 11103), (3701, 5427)]