19400707

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:338

約数の個数: 16

約数和(自身を含む): 20984832

約数和(自身を除く): 1584125

約数列:

[1, 23, 47, 131, 137, 1081, 3013, 3151, 6157, 6439, 17947, 141611, 148097, 412781, 843509, 19400707]

約数ペア:

[(1, 19400707), (23, 843509), (47, 412781), (131, 148097), (137, 141611), (1081, 17947), (3013, 6439), (3151, 6157)]