18732453

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4127}}^1$

素因数の和:4236

約数の個数: 16

約数和(自身を含む): 26749440

約数和(自身を除く): 8016987

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4127, 4539, 12381, 70159, 210477, 367303, 1101909, 6244151, 18732453]

約数ペア:

[(1, 18732453), (3, 6244151), (17, 1101909), (51, 367303), (89, 210477), (267, 70159), (1513, 12381), (4127, 4539)]