20405468153

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{928661}}^1$

素因数の和:928784

約数の個数: 16

約数和(自身を含む): 24189787776

約数和(自身を除く): 3784319623

約数列:

[1, 7, 43, 73, 301, 511, 3139, 21973, 928661, 6500627, 39932423, 67792253, 279526961, 474545771, 2915066879, 20405468153]

約数ペア:

[(1, 20405468153), (7, 2915066879), (43, 474545771), (73, 279526961), (301, 67792253), (511, 39932423), (3139, 6500627), (21973, 928661)]