20562368

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 56

約数和(自身を含む): 43464480

約数和(自身を除く): 22902112

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 92, 122, 184, 229, 244, 368, 458, 488, 736, 916, 976, 1403, 1472, 1832, 1952, 2806, 3664, 3904, 5267, 5612, 7328, 10534, 11224, 13969, 14656, 21068, 22448, 27938, 42136, 44896, 55876, 84272, 89792, 111752, 168544, 223504, 321287, 337088, 447008, 642574, 894016, 1285148, 2570296, 5140592, 10281184, 20562368]

約数ペア:

[(1, 20562368), (2, 10281184), (4, 5140592), (8, 2570296), (16, 1285148), (23, 894016), (32, 642574), (46, 447008), (61, 337088), (64, 321287), (92, 223504), (122, 168544), (184, 111752), (229, 89792), (244, 84272), (368, 55876), (458, 44896), (488, 42136), (736, 27938), (916, 22448), (976, 21068), (1403, 14656), (1472, 13969), (1832, 11224), (1952, 10534), (2806, 7328), (3664, 5612), (3904, 5267)]