19772065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9049}}^1$

素因数の和:9096

約数の個数: 16

約数和(自身を含む): 26064000

約数和(自身を除く): 6291935

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9049, 45245, 171931, 208127, 859655, 1040635, 3954413, 19772065]

約数ペア:

[(1, 19772065), (5, 3954413), (19, 1040635), (23, 859655), (95, 208127), (115, 171931), (437, 45245), (2185, 9049)]