18071937

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51487}}^1$

素因数の和:51509

約数の個数: 16

約数和(自身を含む): 28833280

約数和(自身を除く): 10761343

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51487, 154461, 463383, 669331, 1390149, 2007993, 6023979, 18071937]

約数ペア:

[(1, 18071937), (3, 6023979), (9, 2007993), (13, 1390149), (27, 669331), (39, 463383), (117, 154461), (351, 51487)]