18504808

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{673}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 39792960

約数和(自身を除く): 21288152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 673, 982, 1346, 1964, 2692, 3437, 3928, 4711, 5384, 6874, 9422, 13748, 18844, 27496, 37688, 330443, 660886, 1321772, 2313101, 2643544, 4626202, 9252404, 18504808]

約数ペア:

[(1, 18504808), (2, 9252404), (4, 4626202), (7, 2643544), (8, 2313101), (14, 1321772), (28, 660886), (56, 330443), (491, 37688), (673, 27496), (982, 18844), (1346, 13748), (1964, 9422), (2692, 6874), (3437, 5384), (3928, 4711)]