18013604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20753}}^1$

素因数の和:20795

約数の個数: 24

約数和(自身を含む): 37191168

約数和(自身を除く): 19177564

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20753, 41506, 83012, 145271, 290542, 581084, 643343, 1286686, 2573372, 4503401, 9006802, 18013604]

約数ペア:

[(1, 18013604), (2, 9006802), (4, 4503401), (7, 2573372), (14, 1286686), (28, 643343), (31, 581084), (62, 290542), (124, 145271), (217, 83012), (434, 41506), (868, 20753)]