20189467980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{27337}}^1$

素因数の和:27736

約数の個数: 144

約数和(自身を含む): 66990347424

約数和(自身を除く): 46800879444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 373, 396, 495, 660, 746, 990, 1119, 1492, 1865, 1980, 2238, 3357, 3730, 4103, 4476, 5595, 6714, 7460, 8206, 11190, 12309, 13428, 16412, 16785, 20515, 22380, 24618, 27337, 33570, 36927, 41030, 49236, 54674, 61545, 67140, 73854, 82011, 82060, 109348, 123090, 136685, 147708, 164022, 184635, 246033, 246180, 273370, 300707, 328044, 369270, 410055, 492066, 546740, 601414, 738540, 820110, 902121, 984132, 1202828, 1230165, 1503535, 1640220, 1804242, 2460330, 2706363, 3007070, 3608484, 4510605, 4920660, 5412726, 6014140, 9021210, 10196701, 10825452, 13531815, 18042420, 20393402, 27063630, 30590103, 40786804, 50983505, 54127260, 61180206, 91770309, 101967010, 112163711, 122360412, 152950515, 183540618, 203934020, 224327422, 305901030, 336491133, 367081236, 448654844, 458851545, 560818555, 611802060, 672982266, 917703090, 1009473399, 1121637110, 1345964532, 1682455665, 1835406180, 2018946798, 2243274220, 3364911330, 4037893596, 5047366995, 6729822660, 10094733990, 20189467980]

約数ペア:

[(1, 20189467980), (2, 10094733990), (3, 6729822660), (4, 5047366995), (5, 4037893596), (6, 3364911330), (9, 2243274220), (10, 2018946798), (11, 1835406180), (12, 1682455665), (15, 1345964532), (18, 1121637110), (20, 1009473399), (22, 917703090), (30, 672982266), (33, 611802060), (36, 560818555), (44, 458851545), (45, 448654844), (55, 367081236), (60, 336491133), (66, 305901030), (90, 224327422), (99, 203934020), (110, 183540618), (132, 152950515), (165, 122360412), (180, 112163711), (198, 101967010), (220, 91770309), (330, 61180206), (373, 54127260), (396, 50983505), (495, 40786804), (660, 30590103), (746, 27063630), (990, 20393402), (1119, 18042420), (1492, 13531815), (1865, 10825452), (1980, 10196701), (2238, 9021210), (3357, 6014140), (3730, 5412726), (4103, 4920660), (4476, 4510605), (5595, 3608484), (6714, 3007070), (7460, 2706363), (8206, 2460330), (11190, 1804242), (12309, 1640220), (13428, 1503535), (16412, 1230165), (16785, 1202828), (20515, 984132), (22380, 902121), (24618, 820110), (27337, 738540), (33570, 601414), (36927, 546740), (41030, 492066), (49236, 410055), (54674, 369270), (61545, 328044), (67140, 300707), (73854, 273370), (82011, 246180), (82060, 246033), (109348, 184635), (123090, 164022), (136685, 147708)]