20298856

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{37871}}^1$

素因数の和:37944

約数の個数: 16

約数和(自身を含む): 38629440

約数和(自身を除く): 18330584

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 37871, 75742, 151484, 302968, 2537357, 5074714, 10149428, 20298856]

約数ペア:

[(1, 20298856), (2, 10149428), (4, 5074714), (8, 2537357), (67, 302968), (134, 151484), (268, 75742), (536, 37871)]