19738348

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1997}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 39608352

約数和(自身を除く): 19870004

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 1997, 2471, 3994, 4942, 7988, 9884, 13979, 27958, 55916, 704941, 1409882, 2819764, 4934587, 9869174, 19738348]

約数ペア:

[(1, 19738348), (2, 9869174), (4, 4934587), (7, 2819764), (14, 1409882), (28, 704941), (353, 55916), (706, 27958), (1412, 13979), (1997, 9884), (2471, 7988), (3994, 4942)]