20292568

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{19973}}^1$

素因数の和:20106

約数の個数: 16

約数和(自身を含む): 38350080

約数和(自身を除く): 18057512

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 19973, 39946, 79892, 159784, 2536571, 5073142, 10146284, 20292568]

約数ペア:

[(1, 20292568), (2, 10146284), (4, 5073142), (8, 2536571), (127, 159784), (254, 79892), (508, 39946), (1016, 19973)]