20304321

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{557}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 28123200

約数和(自身を除く): 7818879

約数列:

[1, 3, 29, 87, 419, 557, 1257, 1671, 12151, 16153, 36453, 48459, 233383, 700149, 6768107, 20304321]

約数ペア:

[(1, 20304321), (3, 6768107), (29, 700149), (87, 233383), (419, 48459), (557, 36453), (1257, 16153), (1671, 12151)]