20967696

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{5021}}^1$

素因数の和:5064

約数の個数: 60

約数和(自身を含む): 60715980

約数和(自身を除く): 39748284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 5021, 10042, 15063, 20084, 30126, 40168, 45189, 60252, 80336, 90378, 120504, 145609, 180756, 241008, 291218, 361512, 436827, 582436, 723024, 873654, 1164872, 1310481, 1747308, 2329744, 2620962, 3494616, 5241924, 6989232, 10483848, 20967696]

約数ペア:

[(1, 20967696), (2, 10483848), (3, 6989232), (4, 5241924), (6, 3494616), (8, 2620962), (9, 2329744), (12, 1747308), (16, 1310481), (18, 1164872), (24, 873654), (29, 723024), (36, 582436), (48, 436827), (58, 361512), (72, 291218), (87, 241008), (116, 180756), (144, 145609), (174, 120504), (232, 90378), (261, 80336), (348, 60252), (464, 45189), (522, 40168), (696, 30126), (1044, 20084), (1392, 15063), (2088, 10042), (4176, 5021)]