20166367487

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{7789}}^1\times {\mathrm{21757}}^1$

素因数の和:29570

約数の個数: 16

約数和(自身を含む): 24407254080

約数和(自身を除く): 4240886593

約数列:

[1, 7, 17, 119, 7789, 21757, 54523, 132413, 152299, 369869, 926891, 2589083, 169465273, 1186256911, 2880909641, 20166367487]

約数ペア:

[(1, 20166367487), (7, 2880909641), (17, 1186256911), (119, 169465273), (7789, 2589083), (21757, 926891), (54523, 369869), (132413, 152299)]