20002149

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 30775680

約数和(自身を除く): 10773531

約数列:

[1, 3, 9, 17, 51, 153, 239, 547, 717, 1641, 2151, 4063, 4923, 9299, 12189, 27897, 36567, 83691, 130733, 392199, 1176597, 2222461, 6667383, 20002149]

約数ペア:

[(1, 20002149), (3, 6667383), (9, 2222461), (17, 1176597), (51, 392199), (153, 130733), (239, 83691), (547, 36567), (717, 27897), (1641, 12189), (2151, 9299), (4063, 4923)]