18172070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11324

約数の個数: 32

約数和(自身を含む): 39011328

約数和(自身を除く): 20839258

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11287, 22574, 56435, 79009, 112870, 158018, 259601, 395045, 519202, 790090, 1298005, 1817207, 2596010, 3634414, 9086035, 18172070]

約数ペア:

[(1, 18172070), (2, 9086035), (5, 3634414), (7, 2596010), (10, 1817207), (14, 1298005), (23, 790090), (35, 519202), (46, 395045), (70, 259601), (115, 158018), (161, 112870), (230, 79009), (322, 56435), (805, 22574), (1610, 11287)]