20149405904

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6328331}}^1$

素因数の和:6328538

約数の個数: 20

約数和(自身を含む): 39235658400

約数和(自身を除く): 19086252496

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6328331, 12656662, 25313324, 50626648, 101253296, 1259337869, 2518675738, 5037351476, 10074702952, 20149405904]

約数ペア:

[(1, 20149405904), (2, 10074702952), (4, 5037351476), (8, 2518675738), (16, 1259337869), (199, 101253296), (398, 50626648), (796, 25313324), (1592, 12656662), (3184, 6328331)]