20197064

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 38737920

約数和(自身を除く): 18540856

約数列:

[1, 2, 4, 8, 103, 127, 193, 206, 254, 386, 412, 508, 772, 824, 1016, 1544, 13081, 19879, 24511, 26162, 39758, 49022, 52324, 79516, 98044, 104648, 159032, 196088, 2524633, 5049266, 10098532, 20197064]

約数ペア:

[(1, 20197064), (2, 10098532), (4, 5049266), (8, 2524633), (103, 196088), (127, 159032), (193, 104648), (206, 98044), (254, 79516), (386, 52324), (412, 49022), (508, 39758), (772, 26162), (824, 24511), (1016, 19879), (1544, 13081)]