20151209008

素因数分解:

$2^4\times 7^1\times {\mathrm{179921509}}^1$

素因数の和:179921524

約数の個数: 20

約数和(自身を含む): 44620534480

約数和(自身を除く): 24469325472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179921509, 359843018, 719686036, 1259450563, 1439372072, 2518901126, 2878744144, 5037802252, 10075604504, 20151209008]

約数ペア:

[(1, 20151209008), (2, 10075604504), (4, 5037802252), (7, 2878744144), (8, 2518901126), (14, 1439372072), (16, 1259450563), (28, 719686036), (56, 359843018), (112, 179921509)]