18995942

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25601}}^1$

素因数の和:25663

約数の個数: 16

約数和(自身を含む): 33180192

約数和(自身を除く): 14184250

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 25601, 51202, 179207, 358414, 1356853, 2713706, 9497971, 18995942]

約数ペア:

[(1, 18995942), (2, 9497971), (7, 2713706), (14, 1356853), (53, 358414), (106, 179207), (371, 51202), (742, 25601)]