20801326

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3089}}^1$

素因数の和:3148

約数の個数: 32

約数和(自身を含む): 39453120

約数和(自身を除く): 18651794

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 3089, 3367, 6178, 6734, 21623, 40157, 43246, 80314, 114293, 228586, 281099, 562198, 800051, 1485809, 1600102, 2971618, 10400663, 20801326]

約数ペア:

[(1, 20801326), (2, 10400663), (7, 2971618), (13, 1600102), (14, 1485809), (26, 800051), (37, 562198), (74, 281099), (91, 228586), (182, 114293), (259, 80314), (481, 43246), (518, 40157), (962, 21623), (3089, 6734), (3367, 6178)]