16980272

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{5333}}^1$

素因数の和:5540

約数の個数: 20

約数和(自身を含む): 33070800

約数和(自身を除く): 16090528

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 5333, 10666, 21332, 42664, 85328, 1061267, 2122534, 4245068, 8490136, 16980272]

約数ペア:

[(1, 16980272), (2, 8490136), (4, 4245068), (8, 2122534), (16, 1061267), (199, 85328), (398, 42664), (796, 21332), (1592, 10666), (3184, 5333)]