208179968

素因数分解:

$2^8\times {\mathrm{813203}}^1$

素因数の和:813219

約数の個数: 18

約数和(自身を含む): 415547244

約数和(自身を除く): 207367276

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 813203, 1626406, 3252812, 6505624, 13011248, 26022496, 52044992, 104089984, 208179968]

約数ペア:

[(1, 208179968), (2, 104089984), (4, 52044992), (8, 26022496), (16, 13011248), (32, 6505624), (64, 3252812), (128, 1626406), (256, 813203)]