20565270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20773}}^1$

素因数の和:20797

約数の個数: 48

約数和(自身を含む): 58333392

約数和(自身を除く): 37768122

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20773, 41546, 62319, 103865, 124638, 186957, 207730, 228503, 311595, 373914, 457006, 623190, 685509, 934785, 1142515, 1371018, 1869570, 2056527, 2285030, 3427545, 4113054, 6855090, 10282635, 20565270]

約数ペア:

[(1, 20565270), (2, 10282635), (3, 6855090), (5, 4113054), (6, 3427545), (9, 2285030), (10, 2056527), (11, 1869570), (15, 1371018), (18, 1142515), (22, 934785), (30, 685509), (33, 623190), (45, 457006), (55, 373914), (66, 311595), (90, 228503), (99, 207730), (110, 186957), (165, 124638), (198, 103865), (330, 62319), (495, 41546), (990, 20773)]