20163619088

素因数分解:

$2^4\times {\mathrm{2287}}^1\times {\mathrm{551039}}^1$

素因数の和:553334

約数の個数: 20

約数和(自身を含む): 39084165120

約数和(自身を除く): 18920546032

約数列:

[1, 2, 4, 8, 16, 2287, 4574, 9148, 18296, 36592, 551039, 1102078, 2204156, 4408312, 8816624, 1260226193, 2520452386, 5040904772, 10081809544, 20163619088]

約数ペア:

[(1, 20163619088), (2, 10081809544), (4, 5040904772), (8, 2520452386), (16, 1260226193), (2287, 8816624), (4574, 4408312), (9148, 2204156), (18296, 1102078), (36592, 551039)]