18290128

素因数分解:

$2^4\times {\mathrm{541}}^1\times {\mathrm{2113}}^1$

素因数の和:2662

約数の個数: 20

約数和(自身を含む): 35519428

約数和(自身を除く): 17229300

約数列:

[1, 2, 4, 8, 16, 541, 1082, 2113, 2164, 4226, 4328, 8452, 8656, 16904, 33808, 1143133, 2286266, 4572532, 9145064, 18290128]

約数ペア:

[(1, 18290128), (2, 9145064), (4, 4572532), (8, 2286266), (16, 1143133), (541, 33808), (1082, 16904), (2113, 8656), (2164, 8452), (4226, 4328)]