30456018

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{23831}}^1$

素因数の和:23910

約数の個数: 24

約数和(自身を含む): 66920256

約数和(自身を除く): 36464238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 23831, 47662, 71493, 142986, 214479, 428958, 1692001, 3384002, 5076003, 10152006, 15228009, 30456018]

約数ペア:

[(1, 30456018), (2, 15228009), (3, 10152006), (6, 5076003), (9, 3384002), (18, 1692001), (71, 428958), (142, 214479), (213, 142986), (426, 71493), (639, 47662), (1278, 23831)]