18801224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{617}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 38155320

約数和(自身を除く): 19354096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 293, 586, 617, 1172, 1234, 2344, 2468, 3809, 4936, 7618, 8021, 15236, 16042, 30472, 32084, 64168, 180781, 361562, 723124, 1446248, 2350153, 4700306, 9400612, 18801224]

約数ペア:

[(1, 18801224), (2, 9400612), (4, 4700306), (8, 2350153), (13, 1446248), (26, 723124), (52, 361562), (104, 180781), (293, 64168), (586, 32084), (617, 30472), (1172, 16042), (1234, 15236), (2344, 8021), (2468, 7618), (3809, 4936)]