20826244

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 37399320

約数和(自身を除く): 16573076

約数列:

[1, 2, 4, 53, 106, 193, 212, 386, 509, 772, 1018, 2036, 10229, 20458, 26977, 40916, 53954, 98237, 107908, 196474, 392948, 5206561, 10413122, 20826244]

約数ペア:

[(1, 20826244), (2, 10413122), (4, 5206561), (53, 392948), (106, 196474), (193, 107908), (212, 98237), (386, 53954), (509, 40916), (772, 26977), (1018, 20458), (2036, 10229)]