18708216

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{10979}}^1$

素因数の和:11059

約数の個数: 32

約数和(自身を含む): 47433600

約数和(自身を除く): 28725384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 10979, 21958, 32937, 43916, 65874, 87832, 131748, 263496, 779509, 1559018, 2338527, 3118036, 4677054, 6236072, 9354108, 18708216]

約数ペア:

[(1, 18708216), (2, 9354108), (3, 6236072), (4, 4677054), (6, 3118036), (8, 2338527), (12, 1559018), (24, 779509), (71, 263496), (142, 131748), (213, 87832), (284, 65874), (426, 43916), (568, 32937), (852, 21958), (1704, 10979)]