20986126

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88177}}^1$

素因数の和:88203

約数の個数: 16

約数和(自身を含む): 38092896

約数和(自身を除く): 17106770

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88177, 176354, 617239, 1234478, 1499009, 2998018, 10493063, 20986126]

約数ペア:

[(1, 20986126), (2, 10493063), (7, 2998018), (14, 1499009), (17, 1234478), (34, 617239), (119, 176354), (238, 88177)]