20197632027

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{51137}}^1$

素因数の和:51339

約数の個数: 24

約数和(自身を含む): 28030578768

約数和(自身を除く): 7832946741

約数列:

[1, 3, 31, 93, 137, 411, 961, 2883, 4247, 12741, 51137, 131657, 153411, 394971, 1585247, 4755741, 7005769, 21017307, 49142657, 147427971, 217178839, 651536517, 6732544009, 20197632027]

約数ペア:

[(1, 20197632027), (3, 6732544009), (31, 651536517), (93, 217178839), (137, 147427971), (411, 49142657), (961, 21017307), (2883, 7005769), (4247, 4755741), (12741, 1585247), (51137, 394971), (131657, 153411)]