20504776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{111439}}^1$

素因数の和:111468

約数の個数: 16

約数和(自身を含む): 40118400

約数和(自身を除く): 19613624

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 111439, 222878, 445756, 891512, 2563097, 5126194, 10252388, 20504776]

約数ペア:

[(1, 20504776), (2, 10252388), (4, 5126194), (8, 2563097), (23, 891512), (46, 445756), (92, 222878), (184, 111439)]