20888366

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{827}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 31983984

約数和(自身を除く): 11095618

約数列:

[1, 2, 73, 146, 173, 346, 827, 1654, 12629, 25258, 60371, 120742, 143071, 286142, 10444183, 20888366]

約数ペア:

[(1, 20888366), (2, 10444183), (73, 286142), (146, 143071), (173, 120742), (346, 60371), (827, 25258), (1654, 12629)]