20988632

素因数分解:

$2^3\times 7^1\times {\mathrm{374797}}^1$

素因数の和:374810

約数の個数: 16

約数和(自身を含む): 44975760

約数和(自身を除く): 23987128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 374797, 749594, 1499188, 2623579, 2998376, 5247158, 10494316, 20988632]

約数ペア:

[(1, 20988632), (2, 10494316), (4, 5247158), (7, 2998376), (8, 2623579), (14, 1499188), (28, 749594), (56, 374797)]