18947024

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20071}}^1$

素因数の和:20138

約数の個数: 20

約数和(自身を含む): 37333920

約数和(自身を除く): 18386896

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20071, 40142, 80284, 160568, 321136, 1184189, 2368378, 4736756, 9473512, 18947024]

約数ペア:

[(1, 18947024), (2, 9473512), (4, 4736756), (8, 2368378), (16, 1184189), (59, 321136), (118, 160568), (236, 80284), (472, 40142), (944, 20071)]