20048492

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 36128400

約数和(自身を除く): 16079908

約数列:

[1, 2, 4, 43, 86, 172, 229, 458, 509, 916, 1018, 2036, 9847, 19694, 21887, 39388, 43774, 87548, 116561, 233122, 466244, 5012123, 10024246, 20048492]

約数ペア:

[(1, 20048492), (2, 10024246), (4, 5012123), (43, 466244), (86, 233122), (172, 116561), (229, 87548), (458, 43774), (509, 39388), (916, 21887), (1018, 19694), (2036, 9847)]