1819493067

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{240007}}^1$

素因数の和:240055

約数の個数: 24

約数和(自身を含む): 2926177536

約数和(自身を除く): 1106684469

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 240007, 720021, 1680049, 4560133, 5040147, 13680399, 31920931, 86642527, 95762793, 259927581, 606497689, 1819493067]

約数ペア:

[(1, 1819493067), (3, 606497689), (7, 259927581), (19, 95762793), (21, 86642527), (57, 31920931), (133, 13680399), (361, 5040147), (399, 4560133), (1083, 1680049), (2527, 720021), (7581, 240007)]