20726756

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 37134720

約数和(自身を除く): 16407964

約数列:

[1, 2, 4, 79, 107, 158, 214, 316, 428, 613, 1226, 2452, 8453, 16906, 33812, 48427, 65591, 96854, 131182, 193708, 262364, 5181689, 10363378, 20726756]

約数ペア:

[(1, 20726756), (2, 10363378), (4, 5181689), (79, 262364), (107, 193708), (158, 131182), (214, 96854), (316, 65591), (428, 48427), (613, 33812), (1226, 16906), (2452, 8453)]