20902387

素因数分解:

${\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1010

約数の個数: 12

約数和(自身を含む): 23106888

約数和(自身を除く): 2204501

約数列:

[1, 11, 121, 227, 761, 2497, 8371, 27467, 92081, 172747, 1900217, 20902387]

約数ペア:

[(1, 20902387), (11, 1900217), (121, 172747), (227, 92081), (761, 27467), (2497, 8371)]