20164537664

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16582679}}^1$

素因数の和:16582710

約数の個数: 28

約数和(自身を含む): 42120007200

約数和(自身を除く): 21955469536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16582679, 33165358, 66330716, 132661432, 265322864, 315070901, 530645728, 630141802, 1061291456, 1260283604, 2520567208, 5041134416, 10082268832, 20164537664]

約数ペア:

[(1, 20164537664), (2, 10082268832), (4, 5041134416), (8, 2520567208), (16, 1260283604), (19, 1061291456), (32, 630141802), (38, 530645728), (64, 315070901), (76, 265322864), (152, 132661432), (304, 66330716), (608, 33165358), (1216, 16582679)]