20149286981

素因数分解:

${\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{5431}}^1$

素因数の和:5912

約数の個数: 16

約数和(自身を含む): 20558512128

約数和(自身を除く): 409225147

約数列:

[1, 127, 131, 223, 5431, 16637, 28321, 29213, 689737, 711461, 1211113, 3710051, 90355547, 153811351, 158655803, 20149286981]

約数ペア:

[(1, 20149286981), (127, 158655803), (131, 153811351), (223, 90355547), (5431, 3710051), (16637, 1211113), (28321, 711461), (29213, 689737)]