16561576

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 31824000

約数和(自身を除く): 15262424

約数列:

[1, 2, 4, 8, 101, 103, 199, 202, 206, 398, 404, 412, 796, 808, 824, 1592, 10403, 20099, 20497, 20806, 40198, 40994, 41612, 80396, 81988, 83224, 160792, 163976, 2070197, 4140394, 8280788, 16561576]

約数ペア:

[(1, 16561576), (2, 8280788), (4, 4140394), (8, 2070197), (101, 163976), (103, 160792), (199, 83224), (202, 81988), (206, 80396), (398, 41612), (404, 40994), (412, 40198), (796, 20806), (808, 20497), (824, 20099), (1592, 10403)]