18779392

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:798

約数の個数: 36

約数和(自身を含む): 37885540

約数和(自身を除く): 19106148

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 673, 872, 1346, 1744, 2692, 3488, 5384, 6976, 10768, 13952, 21536, 27904, 43072, 73357, 86144, 146714, 172288, 293428, 586856, 1173712, 2347424, 4694848, 9389696, 18779392]

約数ペア:

[(1, 18779392), (2, 9389696), (4, 4694848), (8, 2347424), (16, 1173712), (32, 586856), (64, 293428), (109, 172288), (128, 146714), (218, 86144), (256, 73357), (436, 43072), (673, 27904), (872, 21536), (1346, 13952), (1744, 10768), (2692, 6976), (3488, 5384)]