18388518

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 38353920

約数和(自身を除く): 19965402

約数列:

[1, 2, 3, 6, 31, 62, 93, 109, 186, 218, 327, 654, 907, 1814, 2721, 3379, 5442, 6758, 10137, 20274, 28117, 56234, 84351, 98863, 168702, 197726, 296589, 593178, 3064753, 6129506, 9194259, 18388518]

約数ペア:

[(1, 18388518), (2, 9194259), (3, 6129506), (6, 3064753), (31, 593178), (62, 296589), (93, 197726), (109, 168702), (186, 98863), (218, 84351), (327, 56234), (654, 28117), (907, 20274), (1814, 10137), (2721, 6758), (3379, 5442)]