20907249

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6151}}^1$

素因数の和:6268

約数の個数: 16

約数和(自身を含む): 30710784

約数和(自身を除く): 9803535

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 6151, 18453, 67661, 202983, 633553, 1900659, 6969083, 20907249]

約数ペア:

[(1, 20907249), (3, 6969083), (11, 1900659), (33, 633553), (103, 202983), (309, 67661), (1133, 18453), (3399, 6151)]