19742110

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5209}}^1$

素因数の和:5595

約数の個数: 16

約数和(自身を含む): 35636400

約数和(自身を除く): 15894290

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 5209, 10418, 26045, 52090, 1974211, 3948422, 9871055, 19742110]

約数ペア:

[(1, 19742110), (2, 9871055), (5, 3948422), (10, 1974211), (379, 52090), (758, 26045), (1895, 10418), (3790, 5209)]