20897274

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{10987}}^1$

素因数の和:11309

約数の個数: 16

約数和(自身を含む): 41930208

約数和(自身を除く): 21032934

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 10987, 21974, 32961, 65922, 3482879, 6965758, 10448637, 20897274]

約数ペア:

[(1, 20897274), (2, 10448637), (3, 6965758), (6, 3482879), (317, 65922), (634, 32961), (951, 21974), (1902, 10987)]