19215888

素因数分解:

$2^4\times 3^1\times {\mathrm{400331}}^1$

素因数の和:400342

約数の個数: 20

約数和(自身を含む): 49641168

約数和(自身を除く): 30425280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 400331, 800662, 1200993, 1601324, 2401986, 3202648, 4803972, 6405296, 9607944, 19215888]

約数ペア:

[(1, 19215888), (2, 9607944), (3, 6405296), (4, 4803972), (6, 3202648), (8, 2401986), (12, 1601324), (16, 1200993), (24, 800662), (48, 400331)]