18165434

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 13975366

約数列:

[1, 2, 7, 14, 61, 89, 122, 178, 239, 427, 478, 623, 854, 1246, 1673, 3346, 5429, 10858, 14579, 21271, 29158, 38003, 42542, 76006, 102053, 148897, 204106, 297794, 1297531, 2595062, 9082717, 18165434]

約数ペア:

[(1, 18165434), (2, 9082717), (7, 2595062), (14, 1297531), (61, 297794), (89, 204106), (122, 148897), (178, 102053), (239, 76006), (427, 42542), (478, 38003), (623, 29158), (854, 21271), (1246, 14579), (1673, 10858), (3346, 5429)]