20884928

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7589}}^1$

素因数の和:7644

約数の個数: 28

約数和(自身を含む): 42412920

約数和(自身を除く): 21527992

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7589, 15178, 30356, 60712, 121424, 242848, 326327, 485696, 652654, 1305308, 2610616, 5221232, 10442464, 20884928]

約数ペア:

[(1, 20884928), (2, 10442464), (4, 5221232), (8, 2610616), (16, 1305308), (32, 652654), (43, 485696), (64, 326327), (86, 242848), (172, 121424), (344, 60712), (688, 30356), (1376, 15178), (2752, 7589)]