20137503

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6473}}^1$

素因数の和:6554

約数の個数: 16

約数和(自身を含む): 28899936

約数和(自身を除く): 8762433

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6473, 19419, 110041, 330123, 394853, 1184559, 6712501, 20137503]

約数ペア:

[(1, 20137503), (3, 6712501), (17, 1184559), (51, 394853), (61, 330123), (183, 110041), (1037, 19419), (3111, 6473)]