19847060

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2591}}^1$

素因数の和:2983

約数の個数: 24

約数和(自身を含む): 41803776

約数和(自身を除く): 21956716

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 2591, 3830, 5182, 7660, 10364, 12955, 25910, 51820, 992353, 1984706, 3969412, 4961765, 9923530, 19847060]

約数ペア:

[(1, 19847060), (2, 9923530), (4, 4961765), (5, 3969412), (10, 1984706), (20, 992353), (383, 51820), (766, 25910), (1532, 12955), (1915, 10364), (2591, 7660), (3830, 5182)]