19529073

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 30942720

約数和(自身を除く): 11413647

約数列:

[1, 3, 9, 17, 27, 51, 153, 157, 271, 459, 471, 813, 1413, 2439, 2669, 4239, 4607, 7317, 8007, 13821, 24021, 41463, 42547, 72063, 124389, 127641, 382923, 723299, 1148769, 2169897, 6509691, 19529073]

約数ペア:

[(1, 19529073), (3, 6509691), (9, 2169897), (17, 1148769), (27, 723299), (51, 382923), (153, 127641), (157, 124389), (271, 72063), (459, 42547), (471, 41463), (813, 24021), (1413, 13821), (2439, 8007), (2669, 7317), (4239, 4607)]