19480181

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{523}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 23693184

約数和(自身を除く): 4213003

約数列:

[1, 7, 17, 119, 313, 523, 2191, 3661, 5321, 8891, 37247, 62237, 163699, 1145893, 2782883, 19480181]

約数ペア:

[(1, 19480181), (7, 2782883), (17, 1145893), (119, 163699), (313, 62237), (523, 37247), (2191, 8891), (3661, 5321)]