39874864

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{9929}}^1$

素因数の和:10188

約数の個数: 20

約数和(自身を含む): 77573160

約数和(自身を除く): 37698296

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 9929, 19858, 39716, 79432, 158864, 2492179, 4984358, 9968716, 19937432, 39874864]

約数ペア:

[(1, 39874864), (2, 19937432), (4, 9968716), (8, 4984358), (16, 2492179), (251, 158864), (502, 79432), (1004, 39716), (2008, 19858), (4016, 9929)]