20053523

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3986

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 4783597

約数列:

[1, 7, 17, 43, 119, 301, 731, 3919, 5117, 27433, 66623, 168517, 466361, 1179619, 2864789, 20053523]

約数ペア:

[(1, 20053523), (7, 2864789), (17, 1179619), (43, 466361), (119, 168517), (301, 66623), (731, 27433), (3919, 5117)]