20976624

素因数分解:

$2^4\times 3^3\times {\mathrm{59}}^1\times {\mathrm{823}}^1$

素因数の和:899

約数の個数: 80

約数和(自身を含む): 61305600

約数和(自身を除く): 40328976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 59, 72, 108, 118, 144, 177, 216, 236, 354, 432, 472, 531, 708, 823, 944, 1062, 1416, 1593, 1646, 2124, 2469, 2832, 3186, 3292, 4248, 4938, 6372, 6584, 7407, 8496, 9876, 12744, 13168, 14814, 19752, 22221, 25488, 29628, 39504, 44442, 48557, 59256, 88884, 97114, 118512, 145671, 177768, 194228, 291342, 355536, 388456, 437013, 582684, 776912, 874026, 1165368, 1311039, 1748052, 2330736, 2622078, 3496104, 5244156, 6992208, 10488312, 20976624]

約数ペア:

[(1, 20976624), (2, 10488312), (3, 6992208), (4, 5244156), (6, 3496104), (8, 2622078), (9, 2330736), (12, 1748052), (16, 1311039), (18, 1165368), (24, 874026), (27, 776912), (36, 582684), (48, 437013), (54, 388456), (59, 355536), (72, 291342), (108, 194228), (118, 177768), (144, 145671), (177, 118512), (216, 97114), (236, 88884), (354, 59256), (432, 48557), (472, 44442), (531, 39504), (708, 29628), (823, 25488), (944, 22221), (1062, 19752), (1416, 14814), (1593, 13168), (1646, 12744), (2124, 9876), (2469, 8496), (2832, 7407), (3186, 6584), (3292, 6372), (4248, 4938)]