219766788

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{18443}}^1$

素因数の和:18784

約数の個数: 36

約数和(自身を含む): 557230128

約数和(自身を除く): 337463340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1986, 2979, 3972, 5958, 11916, 18443, 36886, 55329, 73772, 110658, 165987, 221316, 331974, 663948, 6104633, 12209266, 18313899, 24418532, 36627798, 54941697, 73255596, 109883394, 219766788]

約数ペア:

[(1, 219766788), (2, 109883394), (3, 73255596), (4, 54941697), (6, 36627798), (9, 24418532), (12, 18313899), (18, 12209266), (36, 6104633), (331, 663948), (662, 331974), (993, 221316), (1324, 165987), (1986, 110658), (2979, 73772), (3972, 55329), (5958, 36886), (11916, 18443)]