20480976

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{3469}}^1$

素因数の和:3524

約数の個数: 60

約数和(自身を含む): 58733220

約数和(自身を除く): 38252244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 656, 738, 984, 1476, 1968, 2952, 3469, 5904, 6938, 10407, 13876, 20814, 27752, 31221, 41628, 55504, 62442, 83256, 124884, 142229, 166512, 249768, 284458, 426687, 499536, 568916, 853374, 1137832, 1280061, 1706748, 2275664, 2560122, 3413496, 5120244, 6826992, 10240488, 20480976]

約数ペア:

[(1, 20480976), (2, 10240488), (3, 6826992), (4, 5120244), (6, 3413496), (8, 2560122), (9, 2275664), (12, 1706748), (16, 1280061), (18, 1137832), (24, 853374), (36, 568916), (41, 499536), (48, 426687), (72, 284458), (82, 249768), (123, 166512), (144, 142229), (164, 124884), (246, 83256), (328, 62442), (369, 55504), (492, 41628), (656, 31221), (738, 27752), (984, 20814), (1476, 13876), (1968, 10407), (2952, 6938), (3469, 5904)]