18304923

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3529}}^1$

素因数の和:3571

約数の個数: 32

約数和(自身を含む): 31628800

約数和(自身を除く): 13323877

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3529, 5187, 10587, 24703, 45877, 67051, 74109, 137631, 201153, 321139, 469357, 871663, 963417, 1408071, 2614989, 6101641, 18304923]

約数ペア:

[(1, 18304923), (3, 6101641), (7, 2614989), (13, 1408071), (19, 963417), (21, 871663), (39, 469357), (57, 321139), (91, 201153), (133, 137631), (247, 74109), (273, 67051), (399, 45877), (741, 24703), (1729, 10587), (3529, 5187)]