18307998

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1721}}^1$

素因数の和:1929

約数の個数: 32

約数和(自身を含む): 40914720

約数和(自身を除く): 22606722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 394, 591, 1182, 1721, 1773, 3442, 3546, 5163, 5319, 10326, 10638, 15489, 30978, 46467, 92934, 339037, 678074, 1017111, 2034222, 3051333, 6102666, 9153999, 18307998]

約数ペア:

[(1, 18307998), (2, 9153999), (3, 6102666), (6, 3051333), (9, 2034222), (18, 1017111), (27, 678074), (54, 339037), (197, 92934), (394, 46467), (591, 30978), (1182, 15489), (1721, 10638), (1773, 10326), (3442, 5319), (3546, 5163)]