20507627

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{3517}}^1$

素因数の和:3555

約数の個数: 16

約数和(自身を含む): 25329600

約数和(自身を除く): 4821973

約数列:

[1, 7, 17, 49, 119, 343, 833, 3517, 5831, 24619, 59789, 172333, 418523, 1206331, 2929661, 20507627]

約数ペア:

[(1, 20507627), (7, 2929661), (17, 1206331), (49, 418523), (119, 172333), (343, 59789), (833, 24619), (3517, 5831)]