20807626

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87427}}^1$

素因数の和:87453

約数の個数: 16

約数和(自身を含む): 37768896

約数和(自身を除く): 16961270

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 87427, 174854, 611989, 1223978, 1486259, 2972518, 10403813, 20807626]

約数ペア:

[(1, 20807626), (2, 10403813), (7, 2972518), (14, 1486259), (17, 1223978), (34, 611989), (119, 174854), (238, 87427)]