20974576

素因数分解:

$2^4\times 7^1\times {\mathrm{187273}}^1$

素因数の和:187288

約数の個数: 20

約数和(自身を含む): 46443952

約数和(自身を除く): 25469376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187273, 374546, 749092, 1310911, 1498184, 2621822, 2996368, 5243644, 10487288, 20974576]

約数ペア:

[(1, 20974576), (2, 10487288), (4, 5243644), (7, 2996368), (8, 2621822), (14, 1498184), (16, 1310911), (28, 749092), (56, 374546), (112, 187273)]