19387660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33427}}^1$

素因数の和:33465

約数の個数: 24

約数和(自身を含む): 42119280

約数和(自身を除く): 22731620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33427, 66854, 133708, 167135, 334270, 668540, 969383, 1938766, 3877532, 4846915, 9693830, 19387660]

約数ペア:

[(1, 19387660), (2, 9693830), (4, 4846915), (5, 3877532), (10, 1938766), (20, 969383), (29, 668540), (58, 334270), (116, 167135), (145, 133708), (290, 66854), (580, 33427)]