394880768

素因数分解:

$2^8\times {\mathrm{1542503}}^1$

素因数の和:1542519

約数の個数: 18

約数和(自身を含む): 788219544

約数和(自身を除く): 393338776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1542503, 3085006, 6170012, 12340024, 24680048, 49360096, 98720192, 197440384, 394880768]

約数ペア:

[(1, 394880768), (2, 197440384), (4, 98720192), (8, 49360096), (16, 24680048), (32, 12340024), (64, 6170012), (128, 3085006), (256, 1542503)]