20130664

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 39617280

約数和(自身を除く): 19486616

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1447, 1739, 2894, 3478, 5788, 6956, 11576, 13912, 53539, 68009, 107078, 136018, 214156, 272036, 428312, 544072, 2516333, 5032666, 10065332, 20130664]

約数ペア:

[(1, 20130664), (2, 10065332), (4, 5032666), (8, 2516333), (37, 544072), (47, 428312), (74, 272036), (94, 214156), (148, 136018), (188, 107078), (296, 68009), (376, 53539), (1447, 13912), (1739, 11576), (2894, 6956), (3478, 5788)]