20144865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103307}}^1$

素因数の和:103328

約数の個数: 16

約数和(自身を含む): 34711488

約数和(自身を除く): 14566623

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 103307, 309921, 516535, 1342991, 1549605, 4028973, 6714955, 20144865]

約数ペア:

[(1, 20144865), (3, 6714955), (5, 4028973), (13, 1549605), (15, 1342991), (39, 516535), (65, 309921), (195, 103307)]