20512125254

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{432727}}^1$

素因数の和:433039

約数の個数: 16

約数和(自身を含む): 31171994208

約数和(自身を除く): 10659868954

約数列:

[1, 2, 137, 173, 274, 346, 23701, 47402, 432727, 865454, 59283599, 74861771, 118567198, 149723542, 10256062627, 20512125254]

約数ペア:

[(1, 20512125254), (2, 10256062627), (137, 149723542), (173, 118567198), (274, 74861771), (346, 59283599), (23701, 865454), (47402, 432727)]