218040018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5191429}}^1$

素因数の和:5191441

約数の個数: 16

約数和(自身を含む): 498377280

約数和(自身を除く): 280337262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5191429, 10382858, 15574287, 31148574, 36340003, 72680006, 109020009, 218040018]

約数ペア:

[(1, 218040018), (2, 109020009), (3, 72680006), (6, 36340003), (7, 31148574), (14, 15574287), (21, 10382858), (42, 5191429)]