16980586

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71347}}^1$

素因数の和:71373

約数の個数: 16

約数和(自身を含む): 30822336

約数和(自身を除く): 13841750

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 71347, 142694, 499429, 998858, 1212899, 2425798, 8490293, 16980586]

約数ペア:

[(1, 16980586), (2, 8490293), (7, 2425798), (14, 1212899), (17, 998858), (34, 499429), (119, 142694), (238, 71347)]