31931316

素因数分解:

$2^2\times 3^2\times {\mathrm{886981}}^1$

素因数の和:886991

約数の個数: 18

約数和(自身を含む): 80715362

約数和(自身を除く): 48784046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 886981, 1773962, 2660943, 3547924, 5321886, 7982829, 10643772, 15965658, 31931316]

約数ペア:

[(1, 31931316), (2, 15965658), (3, 10643772), (4, 7982829), (6, 5321886), (9, 3547924), (12, 2660943), (18, 1773962), (36, 886981)]