20562976

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2297

約数の個数: 48

約数和(自身を含む): 47416320

約数和(自身を除く): 26853344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2239, 2296, 4478, 4592, 8956, 9184, 15673, 17912, 31346, 35824, 62692, 71648, 91799, 125384, 183598, 250768, 367196, 501536, 642593, 734392, 1285186, 1468784, 2570372, 2937568, 5140744, 10281488, 20562976]

約数ペア:

[(1, 20562976), (2, 10281488), (4, 5140744), (7, 2937568), (8, 2570372), (14, 1468784), (16, 1285186), (28, 734392), (32, 642593), (41, 501536), (56, 367196), (82, 250768), (112, 183598), (164, 125384), (224, 91799), (287, 71648), (328, 62692), (574, 35824), (656, 31346), (1148, 17912), (1312, 15673), (2239, 9184), (2296, 8956), (4478, 4592)]