18488918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 33606144

約数和(自身を除く): 15117226

約数列:

[1, 2, 7, 14, 23, 46, 67, 134, 161, 322, 469, 857, 938, 1541, 1714, 3082, 5999, 10787, 11998, 19711, 21574, 39422, 57419, 114838, 137977, 275954, 401933, 803866, 1320637, 2641274, 9244459, 18488918]

約数ペア:

[(1, 18488918), (2, 9244459), (7, 2641274), (14, 1320637), (23, 803866), (46, 401933), (67, 275954), (134, 137977), (161, 114838), (322, 57419), (469, 39422), (857, 21574), (938, 19711), (1541, 11998), (1714, 10787), (3082, 5999)]