128195984

素因数分解:

$2^4\times 7^1\times {\mathrm{1144607}}^1$

素因数の和:1144622

約数の個数: 20

約数和(自身を含む): 283862784

約数和(自身を除く): 155666800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1144607, 2289214, 4578428, 8012249, 9156856, 16024498, 18313712, 32048996, 64097992, 128195984]

約数ペア:

[(1, 128195984), (2, 64097992), (4, 32048996), (7, 18313712), (8, 16024498), (14, 9156856), (16, 8012249), (28, 4578428), (56, 2289214), (112, 1144607)]