20997708

素因数分解:

$2^2\times 3^1\times {\mathrm{277}}^1\times {\mathrm{6317}}^1$

素因数の和:6601

約数の個数: 24

約数和(自身を含む): 49179312

約数和(自身を除く): 28181604

約数列:

[1, 2, 3, 4, 6, 12, 277, 554, 831, 1108, 1662, 3324, 6317, 12634, 18951, 25268, 37902, 75804, 1749809, 3499618, 5249427, 6999236, 10498854, 20997708]

約数ペア:

[(1, 20997708), (2, 10498854), (3, 6999236), (4, 5249427), (6, 3499618), (12, 1749809), (277, 75804), (554, 37902), (831, 25268), (1108, 18951), (1662, 12634), (3324, 6317)]