19738726

素因数分解:

$2^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{2803}}^1$

素因数の和:3315

約数の個数: 16

約数和(自身を含む): 33917184

約数和(自身を除く): 14178458

約数列:

[1, 2, 7, 14, 503, 1006, 2803, 3521, 5606, 7042, 19621, 39242, 1409909, 2819818, 9869363, 19738726]

約数ペア:

[(1, 19738726), (2, 9869363), (7, 2819818), (14, 1409909), (503, 39242), (1006, 19621), (2803, 7042), (3521, 5606)]