20666129

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 24135360

約数和(自身を除く): 3469231

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1621, 12749, 17831, 30799, 98881, 338789, 1087691, 1878739, 20666129]

約数ペア:

[(1, 20666129), (11, 1878739), (19, 1087691), (61, 338789), (209, 98881), (671, 30799), (1159, 17831), (1621, 12749)]