19520774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{379}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 36261120

約数和(自身を除く): 16740346

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 283, 379, 566, 758, 1981, 2653, 3679, 3962, 4927, 5306, 7358, 9854, 25753, 34489, 51506, 68978, 107257, 214514, 750799, 1394341, 1501598, 2788682, 9760387, 19520774]

約数ペア:

[(1, 19520774), (2, 9760387), (7, 2788682), (13, 1501598), (14, 1394341), (26, 750799), (91, 214514), (182, 107257), (283, 68978), (379, 51506), (566, 34489), (758, 25753), (1981, 9854), (2653, 7358), (3679, 5306), (3962, 4927)]