19720306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4567}}^1$

素因数の和:4713

約数の個数: 16

約数和(自身を含む): 31574016

約数和(自身を除く): 11853710

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4567, 9134, 77639, 155278, 580009, 1160018, 9860153, 19720306]

約数ペア:

[(1, 19720306), (2, 9860153), (17, 1160018), (34, 580009), (127, 155278), (254, 77639), (2159, 9134), (4318, 4567)]