18484518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{236981}}^1$

素因数の和:236999

約数の個数: 16

約数和(自身を含む): 39812976

約数和(自身を除く): 21328458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 236981, 473962, 710943, 1421886, 3080753, 6161506, 9242259, 18484518]

約数ペア:

[(1, 18484518), (2, 9242259), (3, 6161506), (6, 3080753), (13, 1421886), (26, 710943), (39, 473962), (78, 236981)]