20144636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 37257360

約数和(自身を除く): 17112724

約数列:

[1, 2, 4, 19, 38, 76, 401, 661, 802, 1322, 1604, 2644, 7619, 12559, 15238, 25118, 30476, 50236, 265061, 530122, 1060244, 5036159, 10072318, 20144636]

約数ペア:

[(1, 20144636), (2, 10072318), (4, 5036159), (19, 1060244), (38, 530122), (76, 265061), (401, 50236), (661, 30476), (802, 25118), (1322, 15238), (1604, 12559), (2644, 7619)]