18770318

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{20011}}^1$

素因数の和:20087

約数の個数: 16

約数和(自身を含む): 32659584

約数和(自身を除く): 13889266

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 20011, 40022, 140077, 280154, 1340737, 2681474, 9385159, 18770318]

約数ペア:

[(1, 18770318), (2, 9385159), (7, 2681474), (14, 1340737), (67, 280154), (134, 140077), (469, 40022), (938, 20011)]