20124237

素因数分解:

$3^1\times 7^1\times {\mathrm{967}}^1\times {\mathrm{991}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 30728192

約数和(自身を除く): 10603955

約数列:

[1, 3, 7, 21, 967, 991, 2901, 2973, 6769, 6937, 20307, 20811, 958297, 2874891, 6708079, 20124237]

約数ペア:

[(1, 20124237), (3, 6708079), (7, 2874891), (21, 958297), (967, 20811), (991, 20307), (2901, 6937), (2973, 6769)]