20940552

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3343}}^1$

素因数の和:3387

約数の個数: 64

約数和(自身を含む): 60192000

約数和(自身を除く): 39251448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3132, 3343, 6264, 6686, 10029, 13372, 20058, 26744, 30087, 40116, 60174, 80232, 90261, 96947, 120348, 180522, 193894, 240696, 290841, 361044, 387788, 581682, 722088, 775576, 872523, 1163364, 1745046, 2326728, 2617569, 3490092, 5235138, 6980184, 10470276, 20940552]

約数ペア:

[(1, 20940552), (2, 10470276), (3, 6980184), (4, 5235138), (6, 3490092), (8, 2617569), (9, 2326728), (12, 1745046), (18, 1163364), (24, 872523), (27, 775576), (29, 722088), (36, 581682), (54, 387788), (58, 361044), (72, 290841), (87, 240696), (108, 193894), (116, 180522), (174, 120348), (216, 96947), (232, 90261), (261, 80232), (348, 60174), (522, 40116), (696, 30087), (783, 26744), (1044, 20058), (1566, 13372), (2088, 10029), (3132, 6686), (3343, 6264)]