20693616

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13907}}^1$

素因数の和:13949

約数の個数: 40

約数和(自身を含む): 55186944

約数和(自身を除く): 34493328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13907, 27814, 41721, 55628, 83442, 111256, 166884, 222512, 333768, 431117, 667536, 862234, 1293351, 1724468, 2586702, 3448936, 5173404, 6897872, 10346808, 20693616]

約数ペア:

[(1, 20693616), (2, 10346808), (3, 6897872), (4, 5173404), (6, 3448936), (8, 2586702), (12, 1724468), (16, 1293351), (24, 862234), (31, 667536), (48, 431117), (62, 333768), (93, 222512), (124, 166884), (186, 111256), (248, 83442), (372, 55628), (496, 41721), (744, 27814), (1488, 13907)]