12573478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{809}}^1$

素因数の和:1239

約数の個数: 16

約数和(自身を含む): 19926000

約数和(自身を除く): 7352522

約数列:

[1, 2, 19, 38, 409, 809, 818, 1618, 7771, 15371, 15542, 30742, 330881, 661762, 6286739, 12573478]

約数ペア:

[(1, 12573478), (2, 6286739), (19, 661762), (38, 330881), (409, 30742), (809, 15542), (818, 15371), (1618, 7771)]