18403904

素因数分解:

$2^6\times {\mathrm{269}}^1\times {\mathrm{1069}}^1$

素因数の和:1350

約数の個数: 28

約数和(自身を含む): 36690300

約数和(自身を除く): 18286396

約数列:

[1, 2, 4, 8, 16, 32, 64, 269, 538, 1069, 1076, 2138, 2152, 4276, 4304, 8552, 8608, 17104, 17216, 34208, 68416, 287561, 575122, 1150244, 2300488, 4600976, 9201952, 18403904]

約数ペア:

[(1, 18403904), (2, 9201952), (4, 4600976), (8, 2300488), (16, 1150244), (32, 575122), (64, 287561), (269, 68416), (538, 34208), (1069, 17216), (1076, 17104), (2138, 8608), (2152, 8552), (4276, 4304)]