20771144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{152729}}^1$

素因数の和:152752

約数の個数: 16

約数和(自身を含む): 41237100

約数和(自身を除く): 20465956

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 152729, 305458, 610916, 1221832, 2596393, 5192786, 10385572, 20771144]

約数ペア:

[(1, 20771144), (2, 10385572), (4, 5192786), (8, 2596393), (17, 1221832), (34, 610916), (68, 305458), (136, 152729)]