18123616

素因数分解:

$2^5\times 7^1\times {\mathrm{80909}}^1$

素因数の和:80926

約数の個数: 24

約数和(自身を含む): 40778640

約数和(自身を除く): 22655024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 80909, 161818, 323636, 566363, 647272, 1132726, 1294544, 2265452, 2589088, 4530904, 9061808, 18123616]

約数ペア:

[(1, 18123616), (2, 9061808), (4, 4530904), (7, 2589088), (8, 2265452), (14, 1294544), (16, 1132726), (28, 647272), (32, 566363), (56, 323636), (112, 161818), (224, 80909)]