20725712

素因数分解:

$2^4\times 7^1\times {\mathrm{185051}}^1$

素因数の和:185066

約数の個数: 20

約数和(自身を含む): 45892896

約数和(自身を除く): 25167184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185051, 370102, 740204, 1295357, 1480408, 2590714, 2960816, 5181428, 10362856, 20725712]

約数ペア:

[(1, 20725712), (2, 10362856), (4, 5181428), (7, 2960816), (8, 2590714), (14, 1480408), (16, 1295357), (28, 740204), (56, 370102), (112, 185051)]