18417871

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 20295360

約数和(自身を除く): 1877489

約数列:

[1, 23, 29, 53, 521, 667, 1219, 1537, 11983, 15109, 27613, 35351, 347507, 635099, 800777, 18417871]

約数ペア:

[(1, 18417871), (23, 800777), (29, 635099), (53, 347507), (521, 35351), (667, 27613), (1219, 15109), (1537, 11983)]