19791317

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2753}}^1$

素因数の和:2852

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4884523

約数列:

[1, 7, 13, 79, 91, 553, 1027, 2753, 7189, 19271, 35789, 217487, 250523, 1522409, 2827331, 19791317]

約数ペア:

[(1, 19791317), (7, 2827331), (13, 1522409), (79, 250523), (91, 217487), (553, 35789), (1027, 19271), (2753, 7189)]