20648032

素因数分解:

$2^5\times {\mathrm{271}}^1\times {\mathrm{2381}}^1$

素因数の和:2662

約数の個数: 24

約数和(自身を含む): 40817952

約数和(自身を除く): 20169920

約数列:

[1, 2, 4, 8, 16, 32, 271, 542, 1084, 2168, 2381, 4336, 4762, 8672, 9524, 19048, 38096, 76192, 645251, 1290502, 2581004, 5162008, 10324016, 20648032]

約数ペア:

[(1, 20648032), (2, 10324016), (4, 5162008), (8, 2581004), (16, 1290502), (32, 645251), (271, 76192), (542, 38096), (1084, 19048), (2168, 9524), (2381, 8672), (4336, 4762)]