20762702912

素因数分解:

$2^6\times 7^1\times {\mathrm{137}}^1\times {\mathrm{338287}}^1$

素因数の和:338443

約数の個数: 56

約数和(自身を含む): 47430683904

約数和(自身を除く): 26667980992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 137, 224, 274, 448, 548, 959, 1096, 1918, 2192, 3836, 4384, 7672, 8768, 15344, 30688, 61376, 338287, 676574, 1353148, 2368009, 2706296, 4736018, 5412592, 9472036, 10825184, 18944072, 21650368, 37888144, 46345319, 75776288, 92690638, 151552576, 185381276, 324417233, 370762552, 648834466, 741525104, 1297668932, 1483050208, 2595337864, 2966100416, 5190675728, 10381351456, 20762702912]

約数ペア:

[(1, 20762702912), (2, 10381351456), (4, 5190675728), (7, 2966100416), (8, 2595337864), (14, 1483050208), (16, 1297668932), (28, 741525104), (32, 648834466), (56, 370762552), (64, 324417233), (112, 185381276), (137, 151552576), (224, 92690638), (274, 75776288), (448, 46345319), (548, 37888144), (959, 21650368), (1096, 18944072), (1918, 10825184), (2192, 9472036), (3836, 5412592), (4384, 4736018), (7672, 2706296), (8768, 2368009), (15344, 1353148), (30688, 676574), (61376, 338287)]