16920368

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{4021}}^1$

素因数の和:4292

約数の個数: 20

約数和(自身を含む): 32916048

約数和(自身を除く): 15995680

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4021, 4208, 8042, 16084, 32168, 64336, 1057523, 2115046, 4230092, 8460184, 16920368]

約数ペア:

[(1, 16920368), (2, 8460184), (4, 4230092), (8, 2115046), (16, 1057523), (263, 64336), (526, 32168), (1052, 16084), (2104, 8042), (4021, 4208)]