18843506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4951}}^1$

素因数の和:5137

約数の個数: 16

約数和(自身を含む): 31019328

約数和(自身を除く): 12175822

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 4951, 9902, 54461, 108922, 856523, 1713046, 9421753, 18843506]

約数ペア:

[(1, 18843506), (2, 9421753), (11, 1713046), (22, 856523), (173, 108922), (346, 54461), (1903, 9902), (3806, 4951)]