1981818

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{4787}}^1$

素因数の和:4818

約数の個数: 24

約数和(自身を含む): 4481568

約数和(自身を除く): 2499750

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 4787, 9574, 14361, 28722, 43083, 86166, 110101, 220202, 330303, 660606, 990909, 1981818]

約数ペア:

[(1, 1981818), (2, 990909), (3, 660606), (6, 330303), (9, 220202), (18, 110101), (23, 86166), (46, 43083), (69, 28722), (138, 14361), (207, 9574), (414, 4787)]