20366848

素因数分解:

$2^9\times {\mathrm{39779}}^1$

素因数の和:39797

約数の個数: 20

約数和(自身を含む): 40694940

約数和(自身を除く): 20328092

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39779, 79558, 159116, 318232, 636464, 1272928, 2545856, 5091712, 10183424, 20366848]

約数ペア:

[(1, 20366848), (2, 10183424), (4, 5091712), (8, 2545856), (16, 1272928), (32, 636464), (64, 318232), (128, 159116), (256, 79558), (512, 39779)]