19408081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{937}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 24312960

約数和(自身を除く): 4904879

約数列:

[1, 7, 11, 77, 269, 937, 1883, 2959, 6559, 10307, 20713, 72149, 252053, 1764371, 2772583, 19408081]

約数ペア:

[(1, 19408081), (7, 2772583), (11, 1764371), (77, 252053), (269, 72149), (937, 20713), (1883, 10307), (2959, 6559)]