16198956

素因数分解:

$2^2\times 3^2\times {\mathrm{449971}}^1$

素因数の和:449981

約数の個数: 18

約数和(自身を含む): 40947452

約数和(自身を除く): 24748496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449971, 899942, 1349913, 1799884, 2699826, 4049739, 5399652, 8099478, 16198956]

約数ペア:

[(1, 16198956), (2, 8099478), (3, 5399652), (4, 4049739), (6, 2699826), (9, 1799884), (12, 1349913), (18, 899942), (36, 449971)]