19959982

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18047}}^1$

素因数の和:18135

約数の個数: 16

約数和(自身を含む): 34652160

約数和(自身を除く): 14692178

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 18047, 36094, 126329, 252658, 1425713, 2851426, 9979991, 19959982]

約数ペア:

[(1, 19959982), (2, 9979991), (7, 2851426), (14, 1425713), (79, 252658), (158, 126329), (553, 36094), (1106, 18047)]