18430951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4057}}^1$

素因数の和:4134

約数の個数: 16

約数和(自身を含む): 23374080

約数和(自身を除く): 4943129

約数列:

[1, 7, 11, 59, 77, 413, 649, 4057, 4543, 28399, 44627, 239363, 312389, 1675541, 2632993, 18430951]

約数ペア:

[(1, 18430951), (7, 2632993), (11, 1675541), (59, 312389), (77, 239363), (413, 44627), (649, 28399), (4057, 4543)]