209220104

素因数分解:

$2^3\times {\mathrm{1303}}^1\times {\mathrm{20071}}^1$

素因数の和:21380

約数の個数: 16

約数和(自身を含む): 392608320

約数和(自身を除く): 183388216

約数列:

[1, 2, 4, 8, 1303, 2606, 5212, 10424, 20071, 40142, 80284, 160568, 26152513, 52305026, 104610052, 209220104]

約数ペア:

[(1, 209220104), (2, 104610052), (4, 52305026), (8, 26152513), (1303, 160568), (2606, 80284), (5212, 40142), (10424, 20071)]