18442977

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12891423

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2719, 6783, 8157, 19033, 46223, 51661, 57099, 138669, 154983, 323561, 361627, 878237, 970683, 1084881, 2634711, 6147659, 18442977]

約数ペア:

[(1, 18442977), (3, 6147659), (7, 2634711), (17, 1084881), (19, 970683), (21, 878237), (51, 361627), (57, 323561), (119, 154983), (133, 138669), (323, 57099), (357, 51661), (399, 46223), (969, 19033), (2261, 8157), (2719, 6783)]