2018492528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{43517}}^1$

素因数の和:43761

約数の個数: 40

約数和(自身を含む): 4230645888

約数和(自身を除く): 2212153360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 223, 446, 892, 1784, 2899, 3568, 5798, 11596, 23192, 43517, 46384, 87034, 174068, 348136, 565721, 696272, 1131442, 2262884, 4525768, 9051536, 9704291, 19408582, 38817164, 77634328, 126155783, 155268656, 252311566, 504623132, 1009246264, 2018492528]

約数ペア:

[(1, 2018492528), (2, 1009246264), (4, 504623132), (8, 252311566), (13, 155268656), (16, 126155783), (26, 77634328), (52, 38817164), (104, 19408582), (208, 9704291), (223, 9051536), (446, 4525768), (892, 2262884), (1784, 1131442), (2899, 696272), (3568, 565721), (5798, 348136), (11596, 174068), (23192, 87034), (43517, 46384)]