20250488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 39929760

約数和(自身を除く): 19679272

約数列:

[1, 2, 4, 8, 23, 46, 92, 157, 184, 314, 628, 701, 1256, 1402, 2804, 3611, 5608, 7222, 14444, 16123, 28888, 32246, 64492, 110057, 128984, 220114, 440228, 880456, 2531311, 5062622, 10125244, 20250488]

約数ペア:

[(1, 20250488), (2, 10125244), (4, 5062622), (8, 2531311), (23, 880456), (46, 440228), (92, 220114), (157, 128984), (184, 110057), (314, 64492), (628, 32246), (701, 28888), (1256, 16123), (1402, 14444), (2804, 7222), (3611, 5608)]