20693970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20903}}^1$

素因数の和:20927

約数の個数: 48

約数和(自身を含む): 58698432

約数和(自身を除く): 38004462

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, 20903, 41806, 62709, 104515, 125418, 188127, 209030, 229933, 313545, 376254, 459866, 627090, 689799, 940635, 1149665, 1379598, 1881270, 2069397, 2299330, 3448995, 4138794, 6897990, 10346985, 20693970]

約数ペア:

[(1, 20693970), (2, 10346985), (3, 6897990), (5, 4138794), (6, 3448995), (9, 2299330), (10, 2069397), (11, 1881270), (15, 1379598), (18, 1149665), (22, 940635), (30, 689799), (33, 627090), (45, 459866), (55, 376254), (66, 313545), (90, 229933), (99, 209030), (110, 188127), (165, 125418), (198, 104515), (330, 62709), (495, 41806), (990, 20903)]