20144218857

素因数分解:

$3^1\times 7^1\times {\mathrm{4691}}^1\times {\mathrm{204487}}^1$

素因数の和:209188

約数の個数: 16

約数和(自身を含む): 30702646272

約数和(自身を除く): 10558427415

約数列:

[1, 3, 7, 21, 4691, 14073, 32837, 98511, 204487, 613461, 1431409, 4294227, 959248517, 2877745551, 6714739619, 20144218857]

約数ペア:

[(1, 20144218857), (3, 6714739619), (7, 2877745551), (21, 959248517), (4691, 4294227), (14073, 1431409), (32837, 613461), (98511, 204487)]