18987332

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52163}}^1$

素因数の和:52187

約数の個数: 24

約数和(自身を含む): 40896576

約数和(自身を除く): 21909244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 52163, 104326, 208652, 365141, 678119, 730282, 1356238, 1460564, 2712476, 4746833, 9493666, 18987332]

約数ペア:

[(1, 18987332), (2, 9493666), (4, 4746833), (7, 2712476), (13, 1460564), (14, 1356238), (26, 730282), (28, 678119), (52, 365141), (91, 208652), (182, 104326), (364, 52163)]