20320288

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{3191}}^1$

素因数の和:3400

約数の個数: 24

約数和(自身を含む): 40219200

約数和(自身を除く): 19898912

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 3184, 3191, 6368, 6382, 12764, 25528, 51056, 102112, 635009, 1270018, 2540036, 5080072, 10160144, 20320288]

約数ペア:

[(1, 20320288), (2, 10160144), (4, 5080072), (8, 2540036), (16, 1270018), (32, 635009), (199, 102112), (398, 51056), (796, 25528), (1592, 12764), (3184, 6382), (3191, 6368)]