19066460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136189}}^1$

素因数の和:136205

約数の個数: 24

約数和(自身を含む): 45759840

約数和(自身を除く): 26693380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136189, 272378, 544756, 680945, 953323, 1361890, 1906646, 2723780, 3813292, 4766615, 9533230, 19066460]

約数ペア:

[(1, 19066460), (2, 9533230), (4, 4766615), (5, 3813292), (7, 2723780), (10, 1906646), (14, 1361890), (20, 953323), (28, 680945), (35, 544756), (70, 272378), (140, 136189)]