20239867072

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{135787}}^1$

素因数の和:135953

約数の個数: 56

約数和(自身を含む): 42836768784

約数和(自身を除く): 22596901712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 137, 272, 274, 544, 548, 1088, 1096, 2192, 2329, 4384, 4658, 8768, 9316, 18632, 37264, 74528, 135787, 149056, 271574, 543148, 1086296, 2172592, 2308379, 4345184, 4616758, 8690368, 9233516, 18467032, 18602819, 36934064, 37205638, 73868128, 74411276, 147736256, 148822552, 297645104, 316247923, 595290208, 632495846, 1190580416, 1264991692, 2529983384, 5059966768, 10119933536, 20239867072]

約数ペア:

[(1, 20239867072), (2, 10119933536), (4, 5059966768), (8, 2529983384), (16, 1264991692), (17, 1190580416), (32, 632495846), (34, 595290208), (64, 316247923), (68, 297645104), (136, 148822552), (137, 147736256), (272, 74411276), (274, 73868128), (544, 37205638), (548, 36934064), (1088, 18602819), (1096, 18467032), (2192, 9233516), (2329, 8690368), (4384, 4616758), (4658, 4345184), (8768, 2308379), (9316, 2172592), (18632, 1086296), (37264, 543148), (74528, 271574), (135787, 149056)]