20656544

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7253}}^1$

素因数の和:7352

約数の個数: 24

約数和(自身を含む): 41130180

約数和(自身を除く): 20473636

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7253, 14506, 29012, 58024, 116048, 232096, 645517, 1291034, 2582068, 5164136, 10328272, 20656544]

約数ペア:

[(1, 20656544), (2, 10328272), (4, 5164136), (8, 2582068), (16, 1291034), (32, 645517), (89, 232096), (178, 116048), (356, 58024), (712, 29012), (1424, 14506), (2848, 7253)]