19965568

素因数分解:

$2^7\times 7^1\times {\mathrm{22283}}^1$

素因数の和:22304

約数の個数: 32

約数和(自身を含む): 45459360

約数和(自身を除く): 25493792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22283, 44566, 89132, 155981, 178264, 311962, 356528, 623924, 713056, 1247848, 1426112, 2495696, 2852224, 4991392, 9982784, 19965568]

約数ペア:

[(1, 19965568), (2, 9982784), (4, 4991392), (7, 2852224), (8, 2495696), (14, 1426112), (16, 1247848), (28, 713056), (32, 623924), (56, 356528), (64, 311962), (112, 178264), (128, 155981), (224, 89132), (448, 44566), (896, 22283)]