201991876618

素因数分解:

$2^1\times 7^1\times {\mathrm{10247}}^1\times {\mathrm{1408021}}^1$

素因数の和:1418277

約数の個数: 16

約数和(自身を含む): 346305826944

約数和(自身を除く): 144313950326

約数列:

[1, 2, 7, 14, 10247, 20494, 71729, 143458, 1408021, 2816042, 9856147, 19712294, 14427991187, 28855982374, 100995938309, 201991876618]

約数ペア:

[(1, 201991876618), (2, 100995938309), (7, 28855982374), (14, 14427991187), (10247, 19712294), (20494, 9856147), (71729, 2816042), (143458, 1408021)]