19538330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{279119}}^1$

素因数の和:279133

約数の個数: 16

約数和(自身を含む): 40193280

約数和(自身を除く): 20654950

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 279119, 558238, 1395595, 1953833, 2791190, 3907666, 9769165, 19538330]

約数ペア:

[(1, 19538330), (2, 9769165), (5, 3907666), (7, 2791190), (10, 1953833), (14, 1395595), (35, 558238), (70, 279119)]