19428298

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 24

約数和(自身を含む): 31272480

約数和(自身を除く): 11844182

約数列:

[1, 2, 19, 38, 71, 142, 361, 379, 722, 758, 1349, 2698, 7201, 14402, 25631, 26909, 51262, 53818, 136819, 273638, 511271, 1022542, 9714149, 19428298]

約数ペア:

[(1, 19428298), (2, 9714149), (19, 1022542), (38, 511271), (71, 273638), (142, 136819), (361, 53818), (379, 51262), (722, 26909), (758, 25631), (1349, 14402), (2698, 7201)]