19344974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2003}}^1$

素因数の和:2455

約数の個数: 16

約数和(自身を含む): 31743360

約数和(自身を除く): 12398386

約数列:

[1, 2, 11, 22, 439, 878, 2003, 4006, 4829, 9658, 22033, 44066, 879317, 1758634, 9672487, 19344974]

約数ペア:

[(1, 19344974), (2, 9672487), (11, 1758634), (22, 879317), (439, 44066), (878, 22033), (2003, 9658), (4006, 4829)]