19807976

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{12829}}^1$

素因数の和:13028

約数の個数: 16

約数和(自身を含む): 37335300

約数和(自身を除く): 17527324

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 12829, 25658, 51316, 102632, 2475997, 4951994, 9903988, 19807976]

約数ペア:

[(1, 19807976), (2, 9903988), (4, 4951994), (8, 2475997), (193, 102632), (386, 51316), (772, 25658), (1544, 12829)]