18932740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49823}}^1$

素因数の和:49851

約数の個数: 24

約数和(自身を含む): 41852160

約数和(自身を除く): 22919420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49823, 99646, 199292, 249115, 498230, 946637, 996460, 1893274, 3786548, 4733185, 9466370, 18932740]

約数ペア:

[(1, 18932740), (2, 9466370), (4, 4733185), (5, 3786548), (10, 1893274), (19, 996460), (20, 946637), (38, 498230), (76, 249115), (95, 199292), (190, 99646), (380, 49823)]