20426294

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 16345546

約数列:

[1, 2, 7, 14, 37, 47, 74, 94, 259, 329, 518, 658, 839, 1678, 1739, 3478, 5873, 11746, 12173, 24346, 31043, 39433, 62086, 78866, 217301, 276031, 434602, 552062, 1459021, 2918042, 10213147, 20426294]

約数ペア:

[(1, 20426294), (2, 10213147), (7, 2918042), (14, 1459021), (37, 552062), (47, 434602), (74, 276031), (94, 217301), (259, 78866), (329, 62086), (518, 39433), (658, 31043), (839, 24346), (1678, 12173), (1739, 11746), (3478, 5873)]