20570848

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15679}}^1$

素因数の和:15730

約数の個数: 24

約数和(自身を含む): 41489280

約数和(自身を除く): 20918432

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15679, 31358, 62716, 125432, 250864, 501728, 642839, 1285678, 2571356, 5142712, 10285424, 20570848]

約数ペア:

[(1, 20570848), (2, 10285424), (4, 5142712), (8, 2571356), (16, 1285678), (32, 642839), (41, 501728), (82, 250864), (164, 125432), (328, 62716), (656, 31358), (1312, 15679)]