18719748

素因数分解:

$2^2\times 3^5\times {\mathrm{19259}}^1$

素因数の和:19278

約数の個数: 36

約数和(自身を含む): 49074480

約数和(自身を除く): 30354732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 19259, 38518, 57777, 77036, 115554, 173331, 231108, 346662, 519993, 693324, 1039986, 1559979, 2079972, 3119958, 4679937, 6239916, 9359874, 18719748]

約数ペア:

[(1, 18719748), (2, 9359874), (3, 6239916), (4, 4679937), (6, 3119958), (9, 2079972), (12, 1559979), (18, 1039986), (27, 693324), (36, 519993), (54, 346662), (81, 231108), (108, 173331), (162, 115554), (243, 77036), (324, 57777), (486, 38518), (972, 19259)]