23786455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 36753408

約数和(自身を除く): 12966953

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 1993, 2387, 9965, 11935, 13951, 21923, 61783, 69755, 109615, 153461, 308915, 432481, 679613, 767305, 2162405, 3398065, 4757291, 23786455]

約数ペア:

[(1, 23786455), (5, 4757291), (7, 3398065), (11, 2162405), (31, 767305), (35, 679613), (55, 432481), (77, 308915), (155, 153461), (217, 109615), (341, 69755), (385, 61783), (1085, 21923), (1705, 13951), (1993, 11935), (2387, 9965)]