12129448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 24120000

約数和(自身を除く): 11990552

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 398, 401, 796, 802, 1592, 1604, 3208, 3781, 7562, 7619, 15124, 15238, 30248, 30476, 60952, 79799, 159598, 319196, 638392, 1516181, 3032362, 6064724, 12129448]

約数ペア:

[(1, 12129448), (2, 6064724), (4, 3032362), (8, 1516181), (19, 638392), (38, 319196), (76, 159598), (152, 79799), (199, 60952), (398, 30476), (401, 30248), (796, 15238), (802, 15124), (1592, 7619), (1604, 7562), (3208, 3781)]