20927212

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{809}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 38102400

約数和(自身を除く): 17175188

約数列:

[1, 2, 4, 29, 58, 116, 223, 446, 809, 892, 1618, 3236, 6467, 12934, 23461, 25868, 46922, 93844, 180407, 360814, 721628, 5231803, 10463606, 20927212]

約数ペア:

[(1, 20927212), (2, 10463606), (4, 5231803), (29, 721628), (58, 360814), (116, 180407), (223, 93844), (446, 46922), (809, 25868), (892, 23461), (1618, 12934), (3236, 6467)]