18856288660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8669}}^1\times {\mathrm{9887}}^1$

素因数の和:18576

約数の個数: 48

約数和(自身を含む): 43207395840

約数和(自身を除く): 24351107180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8669, 9887, 17338, 19774, 34676, 39548, 43345, 49435, 86690, 95359, 98870, 108757, 173380, 190718, 197740, 217514, 381436, 435028, 476795, 543785, 953590, 1087570, 1907180, 2175140, 85710403, 171420806, 342841612, 428552015, 857104030, 942814433, 1714208060, 1885628866, 3771257732, 4714072165, 9428144330, 18856288660]

約数ペア:

[(1, 18856288660), (2, 9428144330), (4, 4714072165), (5, 3771257732), (10, 1885628866), (11, 1714208060), (20, 942814433), (22, 857104030), (44, 428552015), (55, 342841612), (110, 171420806), (220, 85710403), (8669, 2175140), (9887, 1907180), (17338, 1087570), (19774, 953590), (34676, 543785), (39548, 476795), (43345, 435028), (49435, 381436), (86690, 217514), (95359, 197740), (98870, 190718), (108757, 173380)]