20118166

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1601}}^1$

素因数の和:1767

約数の個数: 16

約数和(自身を含む): 30989088

約数和(自身を除く): 10870922

約数列:

[1, 2, 61, 103, 122, 206, 1601, 3202, 6283, 12566, 97661, 164903, 195322, 329806, 10059083, 20118166]

約数ペア:

[(1, 20118166), (2, 10059083), (61, 329806), (103, 195322), (122, 164903), (206, 97661), (1601, 12566), (3202, 6283)]