19986534

素因数分解:

$2^1\times 3^3\times {\mathrm{370121}}^1$

素因数の和:370132

約数の個数: 16

約数和(自身を含む): 44414640

約数和(自身を除く): 24428106

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 370121, 740242, 1110363, 2220726, 3331089, 6662178, 9993267, 19986534]

約数ペア:

[(1, 19986534), (2, 9993267), (3, 6662178), (6, 3331089), (9, 2220726), (18, 1110363), (27, 740242), (54, 370121)]