20837096

素因数分解:

$2^3\times 7^1\times {\mathrm{607}}^1\times {\mathrm{613}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 44797440

約数和(自身を除く): 23960344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 607, 613, 1214, 1226, 2428, 2452, 4249, 4291, 4856, 4904, 8498, 8582, 16996, 17164, 33992, 34328, 372091, 744182, 1488364, 2604637, 2976728, 5209274, 10418548, 20837096]

約数ペア:

[(1, 20837096), (2, 10418548), (4, 5209274), (7, 2976728), (8, 2604637), (14, 1488364), (28, 744182), (56, 372091), (607, 34328), (613, 33992), (1214, 17164), (1226, 16996), (2428, 8582), (2452, 8498), (4249, 4904), (4291, 4856)]