18484479

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6869}}^1$

素因数の和:6911

約数の個数: 24

約数和(自身を含む): 30008160

約数和(自身を除く): 11523681

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 6869, 20607, 61821, 89297, 157987, 267891, 473961, 803673, 1421883, 2053831, 6161493, 18484479]

約数ペア:

[(1, 18484479), (3, 6161493), (9, 2053831), (13, 1421883), (23, 803673), (39, 473961), (69, 267891), (117, 157987), (207, 89297), (299, 61821), (897, 20607), (2691, 6869)]